The molecule with the SMILES O=C(O)c1cc(=O)c2cc(OCC(O)COc3cccc4oc(C(=O)O)cc(=O)c34)ccc2o1 is not penetrating the blood brain barrier.
The molecule with the {SMILES__description} {SMILES#} is {penetrate_BBB#not &NULL}{penetrate_BBB__names__adjective}.