preferred_name: a thioester + H2O => a thiol + a carboxylate + H(+)
preferred_name_lc: a thioester + h2o => a thiol + a carboxylate + h(+)
label: a thioester + H2O => a thiol + a carboxylate + H(+)
label_lc: a thioester + h2o => a thiol + a carboxylate + h(+)