2-OXO CLOPIDOGREL

(AS)-A-(2-CHLOROPHENYL)-2,3,6,7-TETRAHYDRO-2-OXO-THIENO[3,2-C]PYRIDINE-5(4H)-ACETIC ACID METHYL ESTER

S(+)-2-(2-chlorophenyl)-2-(4,5,6,7-tetrahydro-thieno[3,2-c]pyridine-2(4H)-one)-5-acetic acid Methyl ester