Synthesis and crystal structure of trans-tetraaqua-bis((1-((7-hydroxy-3-(4-methoxy-3-sulfonatophenyl)-4-oxo-4H-chromen-8-yl)methyl)piperidin-1-ium-4-carbonyl)oxy-κO)zinc(II)hexahydrate, C₄₆H₆₄N₂O₂₈S₂Zn

C 46 H 64 N 2 O 28 S 2 Zn, monoclinic, P 2 1 / c (no. 14), a = 18.155(2) Å, b = 9.0872(11) Å, c = 16.373(2) Å, β = 108.095(13)°, V = 2567.6(6) Å 3 , Z = 2, R gt ( F ) = 0.0712, w R ref ( F 2 ) = 0.1295, T = 296.15 K.