CCOC(=O)C1=CN(c2cccc(F)c2)C=C(C(=O)OCC)C1c1cc(OC)c(O)c([N+](=O)[O-])c1
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?