1,2-Dimethyl-3,6-epoxyperhydrophthalic anhydride 2,3-Dimethyl-7-oxabicyclo[2.2.1]heptane-2,3-dicarboxylic anhydride 4,7-Epoxyisobenzofuran-1,3-dione, hexahydro-3a,7a-dimethyl- 4,7-Epoxyisobenzofuran-1,3-dione, hexahydro-3a,7a-dimethyl-, (3a.alpha.,4.beta.,7.beta.,7a.alpha.)- 56-25-7 7-Oxabicyclo[2.2.1]heptane-2,3-dicarboxylic anhydride, 2,3-dimethyl- CAN CANTHARIDIN Cantharides camphor Cantharidine Cantharone Hexahydro-3a,7a-dimethyl-4,7-epoxyisobenzofuran-1,3-dione Kantaridin NSC61805 WLN: T C555 A AO DVOVTJ C1 G1 exo-1,2-cis-Dimethyl-3,6-epoxyhexahydrophthalic anhydride