Using Nc1cnc2ccccc2c1, CCOC(=O)c1ccc(C(=O)C2CC(C)(C)C2)cc1 to produce CCOC(=O)c1ccc(C(Nc2cnc3ccccc3c2)C2CC(C)(C)C2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.