13280-64-3 2-Cyclohexene-1,2-dicarboxylic anhydride, 5-acetyl-3-(carboxymethyl)-4,4,6-trihydroxy-6-methyl-, .gamma.-lactone 2-Cyclohexene-1,2-dicarboxylic anhydride, 5-acetyl-3-carboxymethyl-4,4,6-trihydroxy-6-methyl-,.gamma.-lactone NSC46467