(4-Benzyloxy-5-methoxy-2-nitro-phenyl)-[(S)-3-(bis-ethylsulfanyl-methyl)-3,4-dihydro-1H-isoquinolin-2-yl]-methanone

(2-Amino-4-benzyloxy-5-methoxy-phenyl)-[(S)-3-(bis-ethylsulfanyl-methyl)-3,4-dihydro-1H-isoquinolin-2-yl]-methanone

(4-Benzyloxy-5-methoxy-2-nitro-phenyl)-((S)-3-hydroxymethyl-3,4-dihydro-1H-isoquinolin-2-yl)-methanone

methyl (S)-2-((S)-3-(4-(benzyloxy)phenyl)-2-((tert-butoxycarbonyl)amino)propanoyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxylate

(3S)-N-(O-benzyl-N-Boc-L-aspartyl)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid methyl ester