申请人:NOVARTIS AG
公开号:WO2001077095A2
公开(公告)日:2001-10-18
Novel thiol derivatives of formula (I) wherein variables R1, R2, R3, R4, A, X, and Y have the meanings as defined hereinbefore; disulfide derivatives derived from said compounds wherein R1 is hydrogen; and pharmaceutically acceptable salts thereof; said compounds being useful as endothelin converting enzyme inhibitors.