77921 -OEChem-03010813432D 1 0 0 0 0 0 0 0 0999 V2000 -0.2800 0.2649 0.0000 * 0 0 0 0 0 0 0 0 0 0 0 0 A 1 R M END > 0 > 0 > 77921 > 1 > DTP/NCI > 13503 > Development Therapeutics Program NCI/NIH > Antibiotic C638-12, crystalline C 63812 Crystalline Antibiotic C 638-12 NSC13503 > NSC13503 > http://dtp.nci.nih.gov/ > http://dtp.nci.nih.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=13503 $$$$