AIDS-133105 AIDS133105 NSC628312 Spiro[cyclohexa-2,5-diene-1,7'(1'H)-cyclopent[ij]isoquinoline]-1'-carboxylic acid, 2',3',8',8'a-tetrahydro-5',6'-dimethoxy-4-oxo-, 2,2,2-trichloro-1,1-dimethylethyl ester