The molecule with the SMILES CCn1cc(C(=O)O)c(=O)c2ccc(C)nc21 is not a CYP3A4 substrate.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {CYP3A4_Substrate#not &NULL}a {CYP3A4_Substrate__names__noun}.