IRON(2+),(MU-(4,19-DIOXO-N,N-BIS(4-(10,15,20-TRIS(4-METHYLPHENYL)-21H,23H-PORPHIN-5-YL)PHENYL)-5,9,14,18-TETRAAZADOCOSANEDIAMIDATO(4-)-N21,N22,N23,N24:N21,N22,N23,N24))DI-,DICHLORIDE