110200-33-4 2H-NAPHTHO(2,3-b)PYRAN-5,8,10(9H)-TRIONE, 3,4,4a,10a-TETRAHYDRO-9-DIAZO-3,4a-DIC 2H-Naphtho(2,3-b)pyran-5,8,10(9H)-trione, 3,4,4a,10a-tetrahydro-9-diazo-3,4a-dichloro-10a-(3,7-dimethyl-2,6-octadienyl)-6-hydroxy-2,2,7-trimethyl- Antibiotic SF 2415A3 SF 2415A3