label: an N(1)-methyl-2'-deoxyadenosine in double-stranded DNA + H2O <=> 1-methyladenine + a 2'-deoxyribose 5'-monophosphate in double-stranded DNA + H(+)
label_lc: an n(1)-methyl-2'-deoxyadenosine in double-stranded dna + h2o <=> 1-methyladenine + a 2'-deoxyribose 5'-monophosphate in double-stranded dna + h(+)