58030-93-6 6,9-Epoxy-2H-1,4-dioxacyclodeca[cd]pentalene-2,7(6H)-dione, 2a,3,4a,5,11a,11b-hexahydro-3-hydroxy-2a,6,10-trimethyl-3-(1-methylethyl)-, (2aR,3S,4aR,6S,11aS,11bR)- AIDS-031318 AIDS031318 Eremantholide A NSC380720