Get FE H6 O3 3+ = fel = hydrated fe Get FE2 H O2 = ofo = hydroxy diiron-oxo moiety Get FE3 H8 O11 = cnb = oxo-iron cluster 1 Get FE3 H9 O12 = cn1 = oxo-iron cluster 2 Get FE3 H9 O12 = cnf = oxo-iron cluster 3
