O. Waldmann-;-b, ). E. Ruiz, J. Cirera, J. Cano, S. Alvarez et al., Chem. Commun, vol.46, pp.52-54, 2007.

R. Sessoli, D. Gatteschi, A. Caneschi, and M. A. Novak, Nature, vol.365, pp.141-143, 1993.

S. Gomez-coca, E. Cremades, N. Aliaga-alcalde, and E. Ruiz, J. Am. Chem. Soc, vol.135, pp.7010-7018, 2013.

B. N. Figgis and M. A. Hitchman, Ligand field theory and its applications, 2000.

P. P. Power, Chem. Rev, vol.112, pp.3482-3507, 2012.

J. M. Zadrozny, M. Atanasov, A. M. Bryan, C. Lin, B. D. Rekken et al., J. Am. Chem. Soc, vol.4, pp.373-380, 2013.

P. C. Bunting, M. Atanasov, E. Damgaard-moller, M. Perfetti, I. Crassee et al., Science, vol.362, p.7319, 2018.

R. Boca, Coord. Chem. Rev, vol.248, pp.757-815, 2004.

R. Ruamps, L. J. Batchelor, R. Maurice, N. Gogoi, P. Jimenez-lozano et al., Chem. Eur. J, vol.19, pp.950-956, 2013.

N. K. Hansen, P. Coppens, and A. Cryst, , vol.34, pp.909-921, 1978.

). D. Stalke and C. J. Eur, Z. Anorg. Allg. Chem, vol.17, pp.9264-9278, 1922.

). K. Tolborg and B. B. Iversen, Chem. Eur. J, vol.25, pp.15010-15029, 2019.

A. Holladay, P. Leung, P. Coppens, and A. Cryst, , p.377, 1983.

M. Craven, M. H. Nygaard, J. M. Zadrozny, J. R. Long, J. ;. Overgaard et al., Nat. Chem. 2020, vol.57, pp.213-219, 2018.

Y. Rechkemmer, F. D. Breitgoff, M. Van-der-meer, M. Atanasov, M. Hakl et al., Nat. Commun, 2016.

E. A. Suturina, D. Maganas, E. Bill, M. Atanasov, and F. Neese, Inorg. Chem, vol.54, pp.9948-9961, 2015.

F. Neese-;-b and ). F. Neese, Wires. Comput. Mol. Sci, vol.2012, pp.73-78, 1327.

, This is realized by taking the direct product B1 x B2 = A2, which shares the same symmetry as Lz in the D2d point group

O. Kahn, Molecular Magnetism, 1993.

M. Atanasov, D. Ganyushin, K. Sivalingam, F. Neese, ;. Atanasov et al., Molecular Electronic Structures of Transition Metal Complexes II, Chem. Sci, vol.4, pp.139-156, 2012.

, In transition metals with an unquenched orbital angular momentum the energy separation between the Kramers' doublets are L*lambda, where lambda is the atomic SOC constant

A. Genoni, Acta Cryst. A, vol.2020, pp.172-179

L. Krause, K. Tolborg, T. B. Grønbech, K. Sugimoto, B. B. Iversen et al., J. Appl. Crystallogr, vol.53, pp.635-649, 2020.

D. Maganas, S. Sottini, P. Kyritsis, E. J. Groenen, F. M. Neese-;-b)-j et al., Inorg. Chem, vol.50, pp.1682-1691, 2011.

G. A. Craig and M. Murrie, 2135-2147; b) J. Ribas Gispert, Coordination Chemistry, Chem. Soc. Rev, vol.44, 2008.

E. Espinosa, E. Molins, C. Lecomte, and ;. Gatti, Chem. Phys. Lett, vol.285, pp.399-457, 1998.