The SMILES CN1CCCCC1=NCCCn1cnc2c1c(=O)n(C)c(=O)n2C.Cl is not inhibiting CYP P450 2D6.
The {#molecule |!}{SMILES__description} {SMILES#} is {CYP2D6_inhibition#not &NULL}{CYP2D6_inhibition__names__gerund}.