Task: Please estimate the octanol/water distribution coefficient (logD at pH 7.4) for the following SMILES.

Molecule: Cn1c(=O)c2c(ncn2C)n(C)c1=O

Answer:-0.03
Task: Please {#estimate|guess|predict|provide!} the {exp__names__noun} for the following {SMILES__description}.

Molecule: {SMILES#}

Answer:{exp#}
1,3,7-trimethylpurine-2,6-dione