The molecule with the SMILES representation of O=C1CN(/N=C\c2ccc(-c3ccc([N+](=O)[O-])cc3)o2)C(=O)N1 is not a substrate for CYP P450 2C9.
The molecule with the {SMILES__description} {#representation of |!}{SMILES#} is {CYP2C9_Substrate#not &NULL}a {CYP2C9_Substrate__names__noun}.