2H-Benzimidazol-2-one,1-(2-ethoxyethyl)-1,3-dihydro- , with CAS number of 101953-61-1, can be called 1-(2-ethoxy-ethyl)-1,3-dihydro-benzoimidazol-2-one ; 1-(2-ethoxyethyl)-1h-benzo[d]imidazol-2(3h)-one .