(3R)-N-(4-biphenylylsulfonyl)-1,2,3,4-tetrahydro-3-isoquinolinecarboxylic acid
[(R)-2-(Biphenyl-4-sulfonyl)-1,2,3,4-tetrahydro-isoquinolin-3-yl]-methanol
(3R)-1,2,3,4-tetrahydroisoquinoline-3-carboxylic acid
4-diphenylsulfonyl chloride
N-Methylhydroxylamine