CN(C)S(=O)(=O)c1cccc(-c2nn(-c3ccccc3)cc2/C=C2\SC(=S)N(CC(=O)O)C2=O)c1
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?