preferred_name: 3-keto-beta-D-galactose + beta-D-glucose => 3'-ketolactose + H2O
preferred_name_lc: 3-keto-beta-d-galactose + beta-d-glucose => 3'-ketolactose + h2o
label: 3-keto-beta-D-galactose + beta-D-glucose => 3'-ketolactose + H2O
label_lc: 3-keto-beta-d-galactose + beta-d-glucose => 3'-ketolactose + h2o