CCc1cccc(NC(=O)Cn2c(=O)n(Cc3ccccc3)c(=O)c3c(C)c(C(=O)N(C)C)sc32)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?