3-methylcytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded DNA + H(+) => an N(3)-methyl-2'-deoxycytidine in double-stranded DNA + H2O
3-methylcytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded dna + h(+) => an n(3)-methyl-2'-deoxycytidine in double-stranded dna + h2o
3-methylcytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded DNA + H(+) => an N(3)-methyl-2'-deoxycytidine in double-stranded DNA + H2O
3-methylcytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded dna + h(+) => an n(3)-methyl-2'-deoxycytidine in double-stranded dna + h2o