Using CN1C2CCC1CC(O)C2, CC(C)(C)OC(=O)NC(C(=O)O)c1ccccc1 to produce CN1C2CCC1CC(OC(=O)C(NC(=O)OC(C)(C)C)c1ccccc1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.