Using COc1cc(C(O)c2cn([Si](C(C)C)(C(C)C)C(C)C)c3ncccc23)ncc1OCc1ccc(Cl)cc1 to produce COc1cc(C(=O)c2c[nH]c3ncccc23)ncc1OCc1ccc(Cl)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.