CC(C)c1ccc2[nH]c(O)c(N=NC(=O)c3cccc(S(=O)(=O)Nc4ccc(Cl)cc4)c3)c2c1
Hydrogen bond acceptor: The atom, ion, or molecule component of a hydrogen bond which does not supply the bridging (shared) hydrogen atom. How many hydrogen bond acceptors does the molecule have?