... Select a Journal or Book ... To the best of our knowledge, Chakravorty et al ... Crystals suitable for X-ray diffraction were grown by diffusion of ether into a concentrated CH 3 CN solution of 2 at 4 °C. Elemental analysis calcd for C 28 H 28 N 4 O 8 S 2 Cl 2 Ni, 2: C 45.34, H 3.78, N ...