CC1=CC(=O)/C(=C(/C)NCCN(CCN/C(C)=C2\C(=O)C=C(C)OC2=O)CCN/C(C)=C2\C(=O)C=C(C)OC2=O)C(=O)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?