103106-23-6 2H-NAPHTHO(2,3-b)PYRAN-5,10-DIONE, 3,4,4a,10a-TETRAHYDRO-10a-((3-CHLORO-2,2-DIME 2H-Naphtho(2,3-b)pyran-5,10-dione, 3,4,4a,10a-tetrahydro-10a-((3-chloro-2,2-dimethyl-6-methylenecyclohexyl)methyl)-3,4a-dichloro-6,8-dihydroxy-2,2-dimethyl- 2H-Naphtho(2,3-b)pyran-5,10-dione, 3,4a-dichloro-10a-((3-chloro-2,2-dimethyl-6-methylenecyclohexyl)methyl)-3,4,4a,10a-tetrahydro-6,8-dihydroxy-2,2-dimethyl- Napyradiomycin B1