label: a 5'-end (N(7)-methyl 5'-triphosphoguanosine)-(N(6),2'-O-dimethyladenosine) in mRNA + 2-oxoglutarate + O2 => a 5'-end (N(7)-methyl 5'-triphosphoguanosine)-(2'-O-methyladenosine) in mRNA + formaldehyde + succinate + CO2
label_lc: a 5'-end (n(7)-methyl 5'-triphosphoguanosine)-(n(6),2'-o-dimethyladenosine) in mrna + 2-oxoglutarate + o2 => a 5'-end (n(7)-methyl 5'-triphosphoguanosine)-(2'-o-methyladenosine) in mrna + formaldehyde + succinate + co2