Using O=C1C=CN(C(=O)OCc2ccccc2)C(C2CCCCC2)C1 to produce O=C1CCN(C(=O)OCc2ccccc2)C(C2CCCCC2)C1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.