Bis[(E)-2,6-bis(1H-pyrazol-1-yl)-4-styrylpyridine]iron(II) complex: relationship between thermal spin crossover and crystal solvent.

Bis[(E)-2,6-bis(1H-pyrazol-1-yl)-4-styrylpyridine]iron(II) complex: relationship between thermal spin crossover and crystal solvent.