Crystal structure of catena-poly[triaqua-(μ2-1,4-di(pyridin-4-yl)benzene-κ2 N:N′)-(3′,5-dicarboxy-[1,1′-biphenyl]-3,4′-dicarboxylato-κO)nickel(II)], C32H26N2O11Ni

C32H26N2O11Ni, monoclinic, P21/c (no. 19), a = 7.6085(5) Å, b = 23.5084(14) Å, c = 15.8052(9) Å, β = 94.207(6)°, V = 2819.4(3) Å3, Z = 4, R gt(F) = 0.0571, wR ref(F 2) = 0.1285, T = 293(2) K.