2-((R)-2-Hydroxy-1-phenyl-ethyl)-tetrahydro-cyclopenta[c]pyrrole-1,3-dione

3-hydroxy-2-(2-hydroxy-1-phenylethyl)hexahydrocyclopenta[c]pyrrol-1(2H)-one

Acetic acid (R)-2-(1,3-dioxo-hexahydro-cyclopenta[c]pyrrol-2-yl)-2-phenyl-ethyl ester