69883-97-2 AIDS-145066 AIDS145066 Eremantholide C NSC669146 {6,9-Epoxy-2H-1,4-dioxacyclodeca[cd]pentalene-2,} 7(4aH)-dione, 2a,3,5,6,11a,11b-hexahydro-3-hydroxy-2a,6, 10-trimethyl-3-(1-methylethenyl)-, {[2aS-(2aR*,3S*,4aR*,6S*,10Z,} 11aS*,11bS*)\]-