The SMILES O=C(Nc1ccc(Cl)cc1)OCc1cc(-c2ccccc2Cl)on1 is not inhibiting CYP P450 2D6.
The {#molecule |!}{SMILES__description} {SMILES#} is {CYP2D6_inhibition#not &NULL}{CYP2D6_inhibition__names__gerund}.