AIDS-224386 AIDS224386 Cyclopenta[4,5]cyclooct[1,2-e]indene-8-carboxylic acid, 1,2,2a,3,4,5,5a,5b,6,8a,11,11a,12,12a-tetradecahydro-2a,11,12a-trimethyl-5-(1-methylethenyl)-, (2aS,5S,5aS,5bS,8aR,11S,11aS,12aR)- Emericolin D