The SMILES CC(C)C(=O)OCc1cccc(OC(=O)[C@@H]2N3C(=O)[C@@H](NC(=O)Cc4ccccc4)[C@H]3SC2(C)C)c1 is not penetrating the blood brain barrier.
The {#molecule |!}{SMILES__description} {SMILES#} is {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}.