preferred_name: a fatty acid ethyl ester + H2O <=> ethanol + a fatty acid + H(+)
preferred_name_lc: a fatty acid ethyl ester + h2o <=> ethanol + a fatty acid + h(+)
label: a fatty acid ethyl ester + H2O <=> ethanol + a fatty acid + H(+)
label_lc: a fatty acid ethyl ester + h2o <=> ethanol + a fatty acid + h(+)