preferred_name: an N-acylethanolamine + H2O <=> ethanolamine + a fatty acid
preferred_name_lc: an n-acylethanolamine + h2o <=> ethanolamine + a fatty acid
label: an N-acylethanolamine + H2O <=> ethanolamine + a fatty acid
label_lc: an n-acylethanolamine + h2o <=> ethanolamine + a fatty acid