Table 1. Hydrogen-bond geometry (Å, °) for (R*,S*)-3 .
| D—H⋯A | D—H | H⋯A | D⋯A | D—H⋯A |
|---|---|---|---|---|
| O12—H12⋯N3 | 0.83 | 2.17 | 2.6883 (17) | 120 |
| C15—H15B⋯O12i | 0.97 | 2.59 | 3.295 (2) | 130 |
| C21—H21⋯O12ii | 0.94 | 2.55 | 3.349 (2) | 143 |
| C22—H22⋯O14iii | 0.94 | 2.59 | 3.373 (3) | 141 |
Symmetry codes: (i)
; (ii)
; (iii)
.