The molecule SMILES COC1=C(C(=O)O)N2C(=O)C(NC(=O)C(N)C3C=CCC=C3)C2SC1 is not penetrating the blood brain barrier.
The {#molecule |!}{SMILES__description} {SMILES#} is {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}.