preferred_name: 3,N(4)-ethenocytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded DNA => a 3,N(4)-etheno-2'-deoxycytidine in double-stranded DNA + H2O
preferred_name_lc: 3,n(4)-ethenocytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded dna => a 3,n(4)-etheno-2'-deoxycytidine in double-stranded dna + h2o
label: 3,N(4)-ethenocytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded DNA => a 3,N(4)-etheno-2'-deoxycytidine in double-stranded DNA + H2O
label_lc: 3,n(4)-ethenocytosine + a 2'-deoxyribose 5'-monophosphate in double-stranded dna => a 3,n(4)-etheno-2'-deoxycytidine in double-stranded dna + h2o