( -)-Clopidogrel (plus,minus)-Clopidogrel 120202-73-5 90055-48-4 94188-84-8 Clopidogrelum [Latin] Methyl 2-(2-chlorophenyl)-2-(4,5,6,7-tetrahydrothieno(3,2-c)pyridin-5-yl)acetate Thieno(3,2-c)pyridine-5(4H)-acetic acid, alpha-(2-chlorophenyl)-6,7-dihydro-, methyl ester