CC(C)[C@H](NC(=O)OC(C)(C)C)C(=O)NC[C@H]1CC[C@H](C(=O)N[C@@H](Cc2ccccc2)C(=O)O)CC1
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?