CN(C)c1ccc(C(=O)N/N=C/C23CC[C@@H](O)CC2(O)CC[C@@H]2[C@@H]3CCC3(C)C(C4=CC(=O)OC4)CCC23O)cc1
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?