The molecule with the SMILES CC(=O)CCCCn1c(=O)c2c(ncn2C)n(C)c1=O 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}.
3,7-dimethyl-1-(5-oxohexyl)purine-2,6-dione