CC(C)(C)OC(=O)C[C@@H]1C/C=C\C[C@H](CC(=O)NCCO)C(=O)NC[C@@H](c2ccccc2)OC1=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?