preferred_name: a fatty acid ester + H2O = an aliphatic alcohol + a fatty acid + H(+)
preferred_name_lc: a fatty acid ester + h2o = an aliphatic alcohol + a fatty acid + h(+)
label: a fatty acid ester + H2O = an aliphatic alcohol + a fatty acid + H(+)
label_lc: a fatty acid ester + h2o = an aliphatic alcohol + a fatty acid + h(+)