preferred_name: an L-alpha-amino acid + formaldehyde + H2O2 => an N-methyl-L-amino acid + O2 + H2O
preferred_name_lc: an l-alpha-amino acid + formaldehyde + h2o2 => an n-methyl-l-amino acid + o2 + h2o
label: an L-alpha-amino acid + formaldehyde + H2O2 => an N-methyl-L-amino acid + O2 + H2O
label_lc: an l-alpha-amino acid + formaldehyde + h2o2 => an n-methyl-l-amino acid + o2 + h2o