(S)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid(S)-1,2,3,4-Tetrahydro-3-isoquinolinecarboxylic acid(S)-1,2,3,4-四氢-3-异喹啉羧酸(S)-(-)-1,2,3,4-Tetrahydroisoquinoline-3-carboxylic acid(S)-(-)-1,2,3,4-四氢异喹啉-3-甲酸H-Tic-OH(3S)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid