83927-37-1 AIDS-129444 AIDS129444 Methyl 6a-bromo-11a-cyano-7-(2-methoxy-2-oxoethyl)-5,6a,7,7a,8,9,10,11a-octahydro-6H-benzo[g]pyrrolo[1,2-a]indole-7-carboxylate NSC348061