COc1ccc(C2CC(c3c(O)nc4ccc(Cl)cc4c3-c3ccccc3)=NN2S(C)(=O)=O)cc1OC
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?