Using COc1cnc2ccc(CC(=O)OC(C)(C)C)cc2c1, NNc1ccc(Cl)nn1 to produce COc1cnc2ccc(Cc3nnc4ccc(Cl)nn34)cc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.