[Zn(trtr) 2(H 2O) 4](NO 3 ) 2middot2H 2OTwo monomeric complexes, [Zn(trtr)2(H2O)4](NO3)2·2H2O (1) and [Mn(trtr)2(H2O)4](ClO4)2 (2), were obtained from the reactions of bitriazole ligand 4-[3-(1,2,4-triazolyl)-1,2,4-triazole] (trtr) with Zn(NO3)2 and ...