COc1ccc(C[C@H](N)C(=O)N2C[C@@H](n3cnc4c(N(C)C)ncnc43)C[C@@H](CO)C2)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?