Synonyms: 5H,12H-3,4-Dioxa-5a,11a,15a-triazacyclooct[lm]indeno[5,6-b]fluorene-11,15(2H,13H)-dione,13-(acetyloxy)-1,10,10a,14,14a,15b-hexahydro-10,10a-dihydroxy-7-methoxy-2,2-dimethyl-5-(2-methyl-1-propenyl)-,[5R-(5a,10a,10aa,13b,14aa,15ba)]-; Acetoxyverruculogen