1-(2-Benzoylethyl)-2-methyl-3-phenyl-3-propionoxypyrrolidine 3-Pyrrolidinol, 1-(2-benzoylethyl)-2-methyl-3-phenyl-, propionate (ester) 5-21-02-00387 (Beilstein Handbook Reference) 69552-01-8 BRN 1439447