The SMILES Cc1ccc(C2(C)NC(=O)N(CC(=O)Nc3cc(C)on3)C2=O)cc1 is not inhibiting CYP2D6.
The {#molecule |!}{SMILES__description} {SMILES#} is {CYP2D6_inhibition#not &NULL}{CYP2D6_inhibition__names__gerund}.