COc1cc(/C=C2/SC(=S)N(c3ccccc3)C2=O)ccc1Oc1nc(N2CCOCC2)nc(N2CCOCC2)n1
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?