Emedastine difumarate87233-62-3100 % similar Emedastine87233-61-279 % similar Bilastine202189-78-440 % similar 2H-Benzimidazol-2-one, 5-chloro-1-[1-[3-(2,3-dihydro-2-oxo-1H-benzimidazol-1-yl)propyl]-4-piperidinyl]-1,3-dihydro-, (2Z)-2-butenedioate99497-03-740 % similar 1-(2-Ethoxy-ethyl)-2-piperidin-4-yl-1H-benzimidazole110963-63-839 % similar 3-(2-Ethoxyphenyl)-2-propenoic acid69038-81-933 % similar Azatadine maleate3978-86-732 % similar Pyrilamine maleate59-33-632 % similar Ketotifen fumarate34580-14-831 % similar Asenapine maleate85650-56-231 % similar Olanzapine thiolactam impurity1017241-36-931 % similar Pheniramine maleate132-20-731 % similar Cx-54611138549-36-631 % similar