O=C(N[C@H]1C/C=C\C[C@@H](CC(=O)N(CCO)Cc2ccccc2)C(=O)NC[C@H](c2ccccc2)OC1=O)OCC1c2ccccc2-c2ccccc21
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?