Synonyms: Antibiotic FR900109;FR900109;FR 900109;1,4-Epoxy-1H-naphtho(1,2-c)pyran-8-carboxylic acid, 1-(3-(acetyloxy)tetrahydro-5-methylene-2,4-dioxo-3-furanyl)-3,4,4a,6a,7,8,9,10,10a,10b-decahydro-4,10b-dimethyl-3-(1-methyl-1-propenyl)-, (1S-(1-alpha,1(S*),3-beta(E),4-alpha,4a-beta,6a-beta,8-alpha,10a-alpha,10b-beta))-;LS-64102;83512-61-2