Cc1ccc(CNC(=O)[C@H](C)[C@H]2C[C@]2(C)[C@H](NC(=O)OCc2ccccc2)c2ccccc2)o1
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?