label: 1D-myo-inositol 1,2,3,4,5-pentakisphosphate + H2O = 1D-myo-inositol 2,3,4,5-tetrakisphosphate + phosphate
label_lc: 1d-myo-inositol 1,2,3,4,5-pentakisphosphate + h2o = 1d-myo-inositol 2,3,4,5-tetrakisphosphate + phosphate