preferred_name: an alcohol + methylamine + CO2 => an N-methyl carbamate ester + H2O + H(+)
preferred_name_lc: an alcohol + methylamine + co2 => an n-methyl carbamate ester + h2o + h(+)
label: an alcohol + methylamine + CO2 => an N-methyl carbamate ester + H2O + H(+)
label_lc: an alcohol + methylamine + co2 => an n-methyl carbamate ester + h2o + h(+)