Cc1cc(C)c(Cn2c(=O)n(CCCCC(=O)NCc3ccccc3Cl)c(=O)c3ccccc32)c(C)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?