ChemInform Abstract: Regiospecific Phosphohydrolases from Dictyostelium as Tools for the Chemoenzymatic Synthesis of the Enantiomers D‐myo‐Inositol 1,2,4‐Trisphosphate and D‐myo‐Inositol 2,3,6‐Trisphosphate: Non‐physiological, Potential Analogues of Biologically Active D‐myo‐Inositol 1,3,4‐Trisphosphate.