diff --git a/src/Common/CommonStandard/Parser/MspFileParcer.cs b/src/Common/CommonStandard/Parser/MspFileParcer.cs
index 406449a7d..daf09e4ff 100644
--- a/src/Common/CommonStandard/Parser/MspFileParcer.cs
+++ b/src/Common/CommonStandard/Parser/MspFileParcer.cs
@@ -10,6 +10,7 @@
 using System.Collections.Generic;
 using System.IO;
 using System.Linq;
+using System.Reflection;
 using System.Text;
 
 namespace CompMs.Common.Parser
@@ -183,6 +184,29 @@ public static List<MoleculeMsReference> ReadSerializedLbmLibrary(string file, Li
             return usedMspDB;
         }
 
+        public static void SeializedMspObjToAsciiMsp(string input, string output) {
+            var mspDB = ReadSerializedMspObject(input);
+            WriteAsMsp(output, mspDB);
+        }
+
+        public static void SeializedLbmObjToAsciiMspAsPublicUse(string input, string output) {
+            var mspDB = ReadSerializedMspObject(input);
+            var queries = LbmQueryParcer.GetLbmQueries(false);
+            foreach (var query in queries) { query.IsSelected = true; }
+            var tQueries = getTrueQueryStrings(queries);
+
+            var usedMspDB = new List<MoleculeMsReference>();
+            var counter = 0;
+            foreach (var mspRecord in mspDB) {
+                if (tQueries.Contains(mspRecord.CompoundClass + "_" + mspRecord.AdductType.ToString())) {
+                    mspRecord.ScanID = counter;
+                    usedMspDB.Add(mspRecord);
+                    counter++;
+                }
+            }
+            WriteAsLbmMsp(output, usedMspDB);
+        }
+
         public static void AsciiMspToSerializedMspObj(string input, string output) {
             var queries = MspFileReader(input);
             MoleculeMsRefMethods.SaveMspToFile(queries, output);
@@ -505,6 +529,12 @@ public static void WriteAsMsp(string filePath, IEnumerable<MoleculeMsReference>
             }
         }
 
+        public static void WriteAsLbmMsp(string filePath, IEnumerable<MoleculeMsReference> mspRecords) {
+            using (var stream = File.Open(filePath, FileMode.Create, FileAccess.Write)) {
+                WriteAsLbmMsp(stream, mspRecords);
+            }
+        }
+
         public static void WriteAsMsp(Stream stream, IEnumerable<MoleculeMsReference> mspRecords) {
             using (var sw = new StreamWriter(stream, Encoding.ASCII, 512, leaveOpen: true)) {
                 foreach (var record in mspRecords) {
@@ -512,7 +542,15 @@ public static void WriteAsMsp(Stream stream, IEnumerable<MoleculeMsReference> ms
                 }
             }
         }
-       
+
+        public static void WriteAsLbmMsp(Stream stream, IEnumerable<MoleculeMsReference> mspRecords) {
+            using (var sw = new StreamWriter(stream, Encoding.ASCII, 512, leaveOpen: true)) {
+                foreach (var record in mspRecords) {
+                    WriteLbmMspFields(record, sw);
+                }
+            }
+        }
+
         public static void ConvertMspToSeparatedMSPs(string filepath, string folderpath) {
             var mspRecords = MspFileReader(filepath);
             WriteAsSeparatedMSPs(folderpath, mspRecords);
@@ -562,6 +600,37 @@ public static void WriteSpectrumAsMsp(MoleculeMsReference record, StreamWriter s
             sw.WriteLine();
         }
 
+        public static void WriteLbmMspFields(MoleculeMsReference record, StreamWriter sw) {
+            sw.WriteLine("NAME: " + record.Name);
+            sw.WriteLine("PRECURSORMZ: " + record.PrecursorMz);
+            sw.WriteLine("PRECURSORTYPE: " + record.AdductType.AdductIonName);
+            sw.WriteLine("RETENTIONTIME: " + record.ChromXs.RT.Value);
+            sw.WriteLine("CCS: " + record.CollisionCrossSection);
+            sw.WriteLine("FORMULA: " + record.Formula);
+            sw.WriteLine("ONTOLOGY: " + record.CompoundClass);
+            sw.WriteLine("SMILES: " + record.SMILES);
+            sw.WriteLine("INCHIKEY: " + record.InChIKey);
+            sw.WriteLine("IONMODE: " + record.IonMode);
+            sw.WriteLine("Comment: Computationally generated spectral record in MS-DIAL project");
+            sw.WriteLine("Num Peaks: " + record.Spectrum.Count);
+
+            foreach (var peak in record.Spectrum) {
+                if (string.IsNullOrEmpty(peak.Comment)) {
+                    sw.WriteLine(peak.Mass + "\t" + peak.Intensity);
+                }
+                else {
+                    // tantative version; if user want to split exported msp file by MS-FINDER
+                    if (peak.Comment.Contains(";")) {
+                        sw.WriteLine(peak.Mass + "\t" + peak.Intensity + "\t" + "\"" + peak.Comment.Split(';')[0] + "\"");
+                    }
+                    else {
+                        sw.WriteLine(peak.Mass + "\t" + peak.Intensity);
+                    }
+                }
+            }
+            sw.WriteLine();
+        }
+
         public static void WriteMspFields(MoleculeMsReference record, StreamWriter sw) {
 
             var adducttype = string.Empty;
diff --git a/src/MSDIAL4/MsdialPrivateConsoleApp/Program.cs b/src/MSDIAL4/MsdialPrivateConsoleApp/Program.cs
index 64fc8f31d..624bdcdbe 100644
--- a/src/MSDIAL4/MsdialPrivateConsoleApp/Program.cs
+++ b/src/MSDIAL4/MsdialPrivateConsoleApp/Program.cs
@@ -1,4 +1,6 @@
-using Msdial.Lcms.Dataprocess.Algorithm.Clustering;
+using CompMs.Common.Parser;
+using Msdial.Lcms.Dataprocess.Algorithm.Clustering;
+using Rfx.Riken.OsakaUniv;
 using System;
 using System.Collections.Generic;
 using System.Linq;
@@ -50,13 +52,18 @@ static void Main(string[] args) {
             //    @"E:\6_Projects\PROJECT_MsMachineLearning\msn\mtbks\neg\mtbks_neg.edge");
             //MspManager.MergeMspFiles(@"\\165.93.102.222\Public\MetaboBankPeakPick\ogawa_20240123\input_msn_neg",
             //    @"E:\6_Projects\PROJECT_MsMachineLearning\msn\mtbks\neg\mtbks_neg.msp");
-            MspManager.Msp2TextAsMsdialAlignmentResultFormat(@"E:\6_Projects\PROJECT_MsMachineLearning\msn\mtbks\neg\mtbks_neg.msp",
-                @"E:\6_Projects\PROJECT_MsMachineLearning\msn\mtbks\neg\mtbks_neg.txt");
+            //MspManager.Msp2TextAsMsdialAlignmentResultFormat(@"E:\6_Projects\PROJECT_MsMachineLearning\msn\mtbks\neg\mtbks_neg.msp",
+            //    @"E:\6_Projects\PROJECT_MsMachineLearning\msn\mtbks\neg\mtbks_neg.txt");
+
             //MspManager.Msp2TextAsMsdialAlignmentResultFormat(
             //    @"E:\6_Projects\PROJECT_MsMachineLearning\msn\msp\neg\casmi2022_neg.msp",
             //    @"E:\6_Projects\PROJECT_MsMachineLearning\msn\msp\neg\casmi2022_neg.txt",
             //    "casmi_neg");
 
+            MspFileParser.SeializedLbmObjToAsciiMspAsPublicUse(
+                @"E:\0_SourceCode\lbm_versions\Msp20250124141632_NCDK_converted_dev\Msp20250124141632_NCDK-TUAT-LC25_converted_dev.lbm2",
+                @"E:\0_SourceCode\lbm_versions\Msp20250124141632_NCDK_converted_dev\Msp20250124141632_NCDK-TUAT-LC25_converted_dev.msp");
+
             //mspfile = @"D:\9_Spectral library curations\Distributed MSPs\MSMS-RIKEN-Neg-VS15.msp";
             //new_mspfile = @"D:\9_Spectral library curations\Distributed MSPs\MSMS-RIKEN-Neg-VS15-For-Statistics.msp";