1-diphospho-1D-myo-inositol 2,3,4,5,6-pentakisphosphate + H2O => 1D-myo-inositol hexakisphosphate + phosphate + H(+)
1-diphospho-1d-myo-inositol 2,3,4,5,6-pentakisphosphate + h2o => 1d-myo-inositol hexakisphosphate + phosphate + h(+)