COC1(OC)CC2C(=O)N(Cc3ccccc3)C1C(S(=O)(=O)c1ccccc1)C2C(C)S(=O)(=O)c1ccccc1
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?