Table 1. Hydrogen-bond geometry (, ).

DHA	DH	HA	D A	DHA
O1H1O6i	0.90(2)	2.16(2)	2.9692(17)	150(2)
O3H3O2	0.90(3)	1.59(3)	2.454(2)	160(3)
O5H5O3ii	0.83(2)	2.30(2)	2.9546(17)	136(2)
O4H4AO3	0.98(4)	1.88(4)	2.601(2)	128(3)
O4H4AO5ii	0.98(4)	2.46(4)	3.278(2)	141(3)
O7H7O6	0.92(3)	1.63(3)	2.479(2)	152(3)
O8H8O7	0.87(4)	2.02(4)	2.575(2)	120(3)
C22H22O1	0.93	2.12	2.721(2)	121
C26H26BO8iii	0.96	2.55	3.483(2)	165
C27H27O4iv	0.93	2.31	3.138(2)	148
C27H27O5	0.93	2.07	2.727(2)	127

Symmetry codes: (i) ; (ii) ; (iii) ; (iv) .