The SMILES C=CCNC(=O)c1ccc2nc(-c3ccccc3)c(-c3ccccc3)nc2c1 is not inhibiting CYP P450 2D6.
The {#molecule |!}{SMILES__description} {SMILES#} is {CYP2D6_inhibition#not &NULL}{CYP2D6_inhibition__names__gerund}.