1-Benzoyloxy-1,1-diphenyl-2-methyl-3-pyrrolidylpropane oxalate 1-Pyrrolidinepropanol, alpha,alpha-diphenyl-beta-methyl-, benzoate, oxalate 4071-26-5 alpha,alpha-Diphenyl-beta-methyl-1-pyrrolidinepropanol benzoate oxalate