Using COC(=O)C1(C=O)CCC1, FC(F)(F)COc1cccc2onc(OCC3CCNCC3)c12 to produce COC(=O)C1(CN2CCC(COc3noc4cccc(OCC(F)(F)F)c34)CC2)CCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.