The SMILES CCCn1c(C)c(C(=O)c2ccc3ccccc3c2)c2ccccc21 is not inhibiting CYP P450 2D6.
The {#molecule |!}{SMILES__description} {SMILES#} is {CYP2D6_inhibition#not &NULL}{CYP2D6_inhibition__names__gerund}.