Dabigatran Etexilate Impurity II Catalogue D112455 CAS 1610758-22-9 M.W 627.75 M.F C34H41N7O5 Specifications FAQs ethyl 3-(2-(((4-(N-((hexan-3-yloxy)carbonyl)carbamimidoyl) phenyl)amino)methyl)-1-methyl-N-(pyridin-2-yl)-1H-benzo[d] imidazole-5-carboxamido)propanoate