5-(2,4-dichlorophenyl)-1-(4-methylphenyl)-3a,6a-dihydrosprio[1H-furo[3,4-c]pyrrole-3,2'-(1'H)-indene]-1',3',4,6(2'H,3H,5H)-tetrone
5-(2,4-dichlorophenyl)-1-(4-methylphenyl)-3a,6a-dihydrosprio[1H-furo[3,4-c]pyrrole-3,2'-(1'H)-indene]-1',3',4,6(2'H,3H,5H)-tetrone