preferred_name: an aliphatic amine + A + H2O <=> an aldehyde + AH2 + NH4(+)
preferred_name_lc: an aliphatic amine + a + h2o <=> an aldehyde + ah2 + nh4(+)
label: an aliphatic amine + A + H2O <=> an aldehyde + AH2 + NH4(+)
label_lc: an aliphatic amine + a + h2o <=> an aldehyde + ah2 + nh4(+)