Using C[Si](C)(C)CCOC(Cl)Cl, CSc1nc(Cl)c2c(-c3ccccc3Cl)n[nH]c2n1 to produce CSc1nc(Cl)c2c(-c3ccccc3Cl)nn(COCC[Si](C)(C)C)c2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.