preferred_name: D-maltose + alpha-D-glucose => D-maltotriose + H2O
preferred_name_lc: d-maltose + alpha-d-glucose => d-maltotriose + h2o
label: D-maltose + alpha-D-glucose => D-maltotriose + H2O
label_lc: d-maltose + alpha-d-glucose => d-maltotriose + h2o