2-[(1S)-1,2,3,4-tetrahydroisoquinolin-1-ylmethyl]-2,3-dihydro-1H-pyrrolidin-1-one

(S)-2-((1,2,3,4-tetrahydroisoquinolin-1-yl)methyl)isoindolin-1-one

(1S,2R)-2-[(1S)-1-[(2-oxopyrrolidin-1-yl)methyl]-1,2,3,4-tetrahydroisoquinoline-2-carbonyl]cyclohexane-1-carboxylate

(1S,2R)-2-[(1S)-1-[(2-oxopyrrolidin-1-yl)methyl]-1,2,3,4-tetrahydroisoquinoline-2-carbonyl] cyclohexane-1-carboxylic acid

benzyl (1S,2R)-2-[(1S)-1-[(1-oxo-2,3-dihydro-1H-isoindol-2-yl)methyl]-1,2,3,4-tetrahydro isoquinoline-2-carbonyl]cyclohexane-1-carboxylate