The molecule with the SMILES representation of CC(C)(C#N)c1cc(Cn2cncn2)cc(C(C)(C)C#N)c1 is not a CYP2D6 substrate.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {CYP2D6_Substrate#not &NULL}a {CYP2D6_Substrate__names__noun}.