preferred_name: 2 isomaltose => alpha-isomaltosyl-(1->3)-isomaltose + H2O
preferred_name_lc: 2 isomaltose => alpha-isomaltosyl-(1->3)-isomaltose + h2o
label: 2 isomaltose => alpha-isomaltosyl-(1->3)-isomaltose + H2O
label_lc: 2 isomaltose => alpha-isomaltosyl-(1->3)-isomaltose + h2o