CC(C)(C)OC(=O)N1O[C@H]2C[C@@H]1[C@@H]1[C@@H]2N=NN1C12C[C@H]3C[C@@H](C1)C[C@@H](C2)C3
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?