CC1=C(C(=O)Nc2cc(F)c(F)cc2F)C(c2ccc(N(C)C)cc2)C(C(=O)Nc2cc(F)c(F)cc2F)=C(C)N1
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?