preferred_name: an alpha-D-glucuronoside + H2O => D-glucuronate + an alcohol
preferred_name_lc: an alpha-d-glucuronoside + h2o => d-glucuronate + an alcohol
label: an alpha-D-glucuronoside + H2O => D-glucuronate + an alcohol
label_lc: an alpha-d-glucuronoside + h2o => d-glucuronate + an alcohol