preferred_name: D-maltohexaose + alpha-D-glucose => D-maltoheptaose + H2O
preferred_name_lc: d-maltohexaose + alpha-d-glucose => d-maltoheptaose + h2o
label: D-maltohexaose + alpha-D-glucose => D-maltoheptaose + H2O
label_lc: d-maltohexaose + alpha-d-glucose => d-maltoheptaose + h2o