CCc1ccc(S(=O)(=O)N(C(=O)c2ccncc2)c2ccc3oc(C)c(C(=O)OC)c3c2)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?