The SMILES CCN1C(=O)N[C@H](c2ccccc2)C1=O is from a molecule that is not identified as a CYP P450 3A4 substrate.
The {SMILES__description} {SMILES#} {#represents|is from!} a molecule that is {CYP3A4_Substrate#not &NULL}identified as a {CYP3A4_Substrate__names__noun}.