CC(C)NC(=O)Nc1ccc2c(c1)C(=O)N([C@@H](C)CO)C[C@@H](C)[C@H](CN(C)Cc1ccccc1)OCCCC[C@H](C)O2
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?