The SMILES O=C(Nc1ccc(Cl)cc1Cl)c1cccc(N2C(=O)C=CC2=O)c1 is not inhibiting CYP P450 2D6.
The {#molecule |!}{SMILES__description} {SMILES#} is {CYP2D6_inhibition#not &NULL}{CYP2D6_inhibition__names__gerund}.