preferred_name: 2 D-maltotetraose => alpha-isomaltosyl-(1->4)-D-maltotriose + D-maltotriose
preferred_name_lc: 2 d-maltotetraose => alpha-isomaltosyl-(1->4)-d-maltotriose + d-maltotriose
label: 2 D-maltotetraose => alpha-isomaltosyl-(1->4)-D-maltotriose + D-maltotriose
label_lc: 2 d-maltotetraose => alpha-isomaltosyl-(1->4)-d-maltotriose + d-maltotriose