Using CI, O=C1CCC2=C(CCC(OC(=O)c3ccccc3)C2)N1 to produce CN1C(=O)CCC2=C1CCC(OC(=O)c1ccccc1)C2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.