COc1ccc(CN2C(=O)C(Cc3cc(OC)c(OC)c(C)c3OC)NC(=O)/C2=C/c2cc(OC)c(OC)c(C)c2OC)cc1
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?