alpha-isomaltosyl-(1->3)-isomaltose => cyclobis-(1->3)-alpha-D-isomaltosyl + H2O
alpha-isomaltosyl-(1->3)-isomaltose => cyclobis-(1->3)-alpha-d-isomaltosyl + h2o
alpha-isomaltosyl-(1->3)-isomaltose => cyclobis-(1->3)-alpha-D-isomaltosyl + H2O
alpha-isomaltosyl-(1->3)-isomaltose => cyclobis-(1->3)-alpha-d-isomaltosyl + h2o