2,6(1H)-Isoquinolinedicarboxylic acid, 3,4-dihydro-, 2-(1,1-dimethylethyl) ester
2-[[(1,1-Dimethylethyl)oxy]carbonyl]-1,2,3,4-tetrahydro-6-isoquinolinecarboxylic acid
3,4-Dihydro-1H-isoquinoline-2,6-dicarboxylic acid 2-tert-butyl ester
2-(tert-Butoxycarbonyl)-1,2,3,4-tetrahydroisoquinoline-6-carboxylic acid
2-[(2-Methylpropan-2-yl)oxycarbonyl]-3,4-dihydro-1H-isoquinoline-6-carboxylic acid
2-tert-Butoxycarbonyl-3,4-dihydro-1H-isoquinoline-6-carboxylic acid