CCOC(=O)C1=C(CS(=O)(=O)c2ccc(C)cc2)NC(=O)NC1c1cc(OC)c(O)c(OC)c1
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?