COc1ccc2[nH]c3c(c2c1)CCN1C(=O)C(CC(=O)NCc2cccc(C(F)(F)F)c2)C[C@H](C(=O)N2CCCCC2)[C@@]31CCc1ccccc1
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?