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-(5alpha,10alpha,10aalpha,13beta,14aalpha,15balpha))- 81657-39-8