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