Synonyms: 2,3(1H)-Isoquinolinedicarboxylicacid, 3,4-dihydro-7-hydroxy-, 2-(1,1-dimethylethyl) ester, (S)-;(3S)-2-tert-Butoxycarbonyl-7-hydroxy-1,2,3,4-tetrahydroisoquinoline-3-carboxylicacid;(S)-2-tert-Butoxycarbonyl-1,2,3,4-tetrahydro-7-hydroxyisoquinoline-3-carboxylicAcid