Cc1cccc(NS(=O)(=O)c2ccc3c(c2)Cc2cc(S(=O)(=O)Nc4cccc(C)c4C)ccc2-3)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?