CN(C)S(=O)(=O)c1ccc2oc(SCC(=O)c3c(N)n(C4CC4)c(=O)[nH]c3=O)nc2c1
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?