COc1cccc(C2CC(c3cccs3)=NN2C(=O)CSc2nc(O)c3cnn(-c4ccc(F)cc4)c3n2)c1OC
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?