methyl 2-acetyl-7-nitro-1,2,3,4-tetrahydroisoquinoline-3-carboxylate

8-Amino-3,4-dihydro-1H-isoquinoline-2,3-dicarboxylic acid 2-(9H-fluoren-9-ylmethyl) ester 3-methyl ester

N,N'-bis-Boc-S-methyl-isothiourea

methyl 7-nitro-1,2,3,4-tetrahydroisoquinoline-3-carboxylate

methyl 8-nitro-1,2,3,4-tetrahydroisoquinoline-3-carboxylate