2(1H)-Isoquinolinecarboxylic acid, 8-bromo-3,4-dihydro-, 1,1-dimethylethyl ester
1,1-Dimethylethyl 8-bromo-3,4-dihydro-2(1H)-isoquinolinecarboxylate
tert-Butyl 8-bromo-3,4-dihydroisoquinoline-2(1H)-carboxylate
tert-Butyl 8-bromo-1,2,3,4-tetrahydroisoquinoline-2-carboxylate