CN(C)S(=O)(=O)c1ccc2c(c1)C(=NNC(N)=O)c1cc(S(=O)(=O)N(C)C)ccc1-2
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?