preferred_name: diosgenin + 2 L-rhamnopyranose + D-glucose => dioscin + 3 H2O
preferred_name_lc: diosgenin + 2 l-rhamnopyranose + d-glucose => dioscin + 3 h2o
label: diosgenin + 2 L-rhamnopyranose + D-glucose => dioscin + 3 H2O
label_lc: diosgenin + 2 l-rhamnopyranose + d-glucose => dioscin + 3 h2o