Using COc1cc2c(=O)n(COC(=O)C(C)(C)C)cnc2cc1O, OCc1ccncc1 to produce COc1cc2c(=O)n(COC(=O)C(C)(C)C)cnc2cc1OCc1ccncc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.