preferred_name: medicarpin + H2O => 4'-methoxyisoflavan-2',4,7-triol
preferred_name_lc: medicarpin + h2o => 4'-methoxyisoflavan-2',4,7-triol
label: medicarpin + H2O => 4'-methoxyisoflavan-2',4,7-triol
label_lc: medicarpin + h2o => 4'-methoxyisoflavan-2',4,7-triol