4'-cytidylylkanamycin A + diphosphate => kanamycin A + CTP
4'-cytidylylkanamycin a + diphosphate => kanamycin a + ctp
4'-cytidylylkanamycin A + diphosphate => kanamycin A + CTP
4'-cytidylylkanamycin a + diphosphate => kanamycin a + ctp