O=C(NCC1CCCO1)C(c1ccccn1)N(Cc1ccccc1Cl)C(=O)CN1C(=O)c2ccccc2S1(=O)=O
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?