CC(=O)OC[C@@H]1O[C@H](C/C=N\O[C@@H](C)c2cn([C@H]3COC[C@H]3O)nn2)C=C[C@@H]1OC(C)=O
The donor in a hydrogen bond is usually a strongly electronegative atom such as N, O, or F that is covalently bonded to a hydrogen bond. How many hydrogen bond donors does the molecule have?