Table 5. Hydrogen-bond geometry (Å, °) for H₄L1_B .

D—H⋯A	D—H	H⋯A	D⋯A	D—H⋯A
O2—H2O⋯O3i	0.82	1.94	2.66 (1)	146
O2—H2O⋯O3B i	0.82	2.20	2.77 (3)	127
O4—H4O⋯O1ii	0.82	1.88	2.66 (1)	158
O4B—H4OB⋯O1ii	0.82	1.86	2.67 (4)	170

Symmetry codes: (i) x, y, z+1; (ii) x, y, z-1.