Patent ID: 7196201
Filing Date: 2007-03-27
Classification: A61P,C07D

Abstract:
1. A compound selected from: (4R)-3-{(2R)-2-Amino-3-[(4-methoxybenzyl)thio]-3-methylbutanoyl}-1,3-thiazolidine-4-carbonitrile hydrochloride; (2S)-1-{(2R)-2-Amino-3-[(4-methoxybenzyl)thio]-3-methylbutanoyl}pyrrolidine-2-carbonitrile hydrochloride; (2S)-1-{(2R)-2-Amino-3-[(4-methoxybenzyl)sulfonyl]-3-methylbutanoyl}pyrrolidine-2-carbonitrile hydrochloride; (4R)-3-{(2R)-2-Amino-3-[(4-methoxybenzyl)sulfonyl]-3-methylbutanoyl}-1,3-thiazolidine-4-carbonitrile 1,1-dioxide hydrochloride; and (2S)-1-[(2S)-2-Amino-3,3-bis(4-fluorophenyl)propanoyl]pyrrolidine-2-carbonitrile hydrochloride.