COc1ccc(N2CCN(C(=O)c3ccc4c(c3)N(Cc3ccc(F)cc3)C(=O)c3ccccc3[S+]4[O-])CC2)cc1
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?