bis(phenylmethyl) ester, Butanedioic acid, bis(phenylmethyl) ester, Bernsteinsaeure-dibenzylester, diphenylmethyl butane-1,4-dioate, Berbsteinsaeuredibenzylester, Dibenzyl-succinat, Spasmine, DIBENZYL SUCCINATE, Benzyl succinate, Butanedioic acid,bis(phenylmethyl) ester, Succinic acid,dibenzyl ester