Cc1cccc(N2CC(C(=O)OCC(=O)c3c(N)n(CC(C)C)c(=O)n(C)c3=O)CC2=O)c1C
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?