C/C(=N\NS(=O)(=O)c1ccc(C)cc1)C(CN1CCCCC1)C(c1ccccc1)c1c(O)c2ccccc2oc1=O.Cl
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?