Synonyms: | (1r,2s,3r,6s)-1,2-dimethyl-3,6-epoxycyclohexane-1,2-dicarboxylic anhydride;CANTHARIDIN;dimethyl-3,6-epoxyperhydrophthalic anhydride;HEXAHYDRO-3A,7A-DIMETHYL-4,7-EPOXYISOBENZO-FURAN-1,3-DIONE;4,7-epoxyisobenzofuran-1,3-dione,hexahydro-3a,7a-dimethyl-,(3a-alpha,4-beta;4,7-epoxyisobenzofuran-1,3-dione,hexahydro-3a,7a-dimethyl-,(3aalpha,4beta,7;4,7-epoxyisobenzofuran-1,3-dione,hexahydro-3a,7a-dimethyl-,(3aalpha,4beta,7be;7aalpha)-bet |