for the following products
(R)-(+)-2-(Diphenylhydroxymethyl)pyrrolidine | (R)-(+)-alpha,alpha-Diphenyl-2-pyrrolidinemethanol | 2,2-Diphenyl-(2R)-2-pyrrolidinemethanol | Diphenyl-[(2R)-pyrrolidin-2-yl] methanol and (R)-(+)-Diphenyl-2-pyrrolidinemethanol
