Get C14 H14 FE N2 O3 S2 1+ = 188 = pyochelin fe(iii) Get C27 H49 FE N6 O11 S = def = desferal Get C34 H32 FE N4 O4 S = cln = sulfur substituted protoporphyrin ix Get C37 H57 FE N12 O18 S = alb = delta-2-albomycin a1
