O=C(COc1ccc(OCC(=O)N/N=C/c2ccc(-c3ccc(Cl)cc3Cl)o2)c(Cl)c1)N/N=C/c1ccc(-c2ccc(Cl)cc2Cl)o1
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?