label: N(6),N(6)-dimethyl-L-lysyl(9)-[histone H3] + 2 2-oxoglutarate + 2 O2 <=> L-lysyl(9)-[histone H3] + 2 formaldehyde + 2 succinate + 2 CO2
label_lc: n(6),n(6)-dimethyl-l-lysyl(9)-[histone h3] + 2 2-oxoglutarate + 2 o2 <=> l-lysyl(9)-[histone h3] + 2 formaldehyde + 2 succinate + 2 co2