沃拉帕沙杂质   Vorapaxar impurity

WLS-A  (3R,3aR,4S,4aR,7R,8aR,9aR)-7((ethoxycarbonyl)amino)-3-methyl-1oxododecahydronaphtho[2,3-c]furan-4carboxylic acid

WLS-B  diethyl ((5-(3-fluorophenyl)pyridin-2yl)methyl)phosphonate  380894-77-9

WLS-G  ethyl ((1R,3aR,4aR,6S,8aR,9S,9aS)-9((E)-2-(5-(3-fluorophenyl)pyridin-2yl)vinyl)-1-methyl-3oxododecahydronaphtho[2,3-c]furan-6yl)carbamate  618385-10-7