A New Alternating Ferro‐Antiferromagnetic One‐Dimensional Azido‐Bridged (Arylazoimidazole)manganese(II), [Mn(TaiEt)(N3)2]n [TaiEt = 1‐Ethyl‐2‐(p‐tolylazo)imidazole], Exhibiting Bulk Weak Ferromagnetic Long‐Range Ordering | Publicación