| D—H···A | D—H | H···A | D···A | D—H···A |
| C9—H9···O2 | 0.93 | 2.27 | 2.823 (3) | 118 |
| N2—H12N···O2i | 0.85 (3) | 2.04 (3) | 2.852 (3) | 161 (3) |
| C4—H4···Cg1ii | 0.93 | 2.96 | 3.701 (3) | 138 |
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