32634-37-0 | 5,6-Dichloro-1-ethyl-2-methyl-3-(4-sulfobutyl)-1H-benzimidazolium inner sal | C14H18 Cl2 N2 O3 S |
32634-40-5 | 5-CARBETHOXY-1-ETHYL-3-(3-SULFOPROPYL)-2-[3-(5-CARBETHOXY-1,3-DIETHYL-1,3-DIHYDRO-2H-BENZIMIDAZOL-2-YLIDENE)-1-PROPENYL]-1H-BENZIMIDAZOLIUM INNER SALT | C32H40 N4 O7 S |