Using COCC1C2CCC1N(C(=O)OC(C)(C)C)C2C(O)C(Cc1ccccc1)NC(C)=O to produce COCC1C2CCC1C(C(O)C(Cc1ccccc1)NC(C)=O)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.