Using CCc1cn([Si](C(C)C)(C(C)C)C(C)C)c2ncc(C=O)c(Cl)c12 to produce CCc1c[nH]c2ncc(C=O)c(Cl)c12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.