Table 2. Selected interatomic distances (Å).

O2⋯N1	2.537 (4)	N1⋯N2	2.865 (4)
O3⋯C8	2.856 (4)	C4⋯C6iii	3.387 (5)
O3⋯N2i	3.079 (4)	C14⋯C16i	3.407 (5)
O4⋯N2	2.955 (5)	C1⋯H8A	2.68
O2⋯H12ii	2.74	C6⋯H8A	2.59
O2⋯H3iii	2.62	C11⋯H1	2.28 (3)
O2⋯H1	1.72 (3)	C14⋯H2A i	2.79 (4)
O3⋯H2A i	2.20 (4)	C14⋯H8B	2.64
H15C⋯O3iv	2.70	H2⋯H2A	2.29
O3⋯H2i	2.68	H2⋯H17vi	2.33
O3⋯H8B	2.23	H3⋯H17vi	2.38
O4⋯H15B v	2.70	H12⋯H15A	2.42

Symmetry codes: (i) -x+1, y+{\script{1\over 2}}, -z+{\script{1\over 2}}; (ii) -x+2, -y+1, -z+1; (iii) -x+1, -y, -z+1; (iv) -x+2, y+{\script{1\over 2}}, -z+{\script{1\over 2}}; (v) x, y-1, z; (vi) -x+1, y-{\script{1\over 2}}, -z+{\script{1\over 2}}.