463091 -OEChem-03010813472D 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 > 463091 > 1 > DTP/NCI > 349621 > Development Therapeutics Program NCI/NIH > Antibiotic K-52B K-52-B NSC349621 > NSC349621 > http://dtp.nci.nih.gov/ > http://dtp.nci.nih.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=349621 $$$$