4-((S)-7-((tert-butoxycarbonyl)((R)-2-(4-chlorophenyl)-2-hydroxyethyl)amino)-5,6,7,8-tetrahydronaphthalen-2-yl)-2-methoxybenzoic acid

4-((S)-7-((tert-butoxycarbonyl)((R)-2-(4-chlorophenyl)-2-hydroxyethyl)amino)-5,6,7,8-tetrahydronaphthalen-2-yl)-3-methylbenzoic acid

methyl 4-((S)-7-((tert-butoxycarbonyl)((R)-2-(4-chlorophenyl)-2-hydroxyethyl)amino)-5,6,7,8-tetrahydronaphthalen-2-yl)-3-methylbenzoate

4-((7S)-7-{[(2R)-2-(4-chlorophenyl)-2-hydroxyethyl]amino}-5,6,7,8-tetrahydro-2-naphthalenyl)-2-methylbenzoic acid hydrochloride

5-[((7S)-7-{[(2R)-2-(4-chlorophenyl)-2-hydroxyethyl]amino}-5,6,7,8-tetrahydro-2-naphthalenyl)oxy]-2-methoxybenzoic acid hydrochloride