Using O=CN(CC1(C(=O)O)CCCCC1)OCc1ccccc1, NNc1nccc(C(F)(F)F)n1 to produce O=CN(CC1(C(=O)NNc2nccc(C(F)(F)F)n2)CCCCC1)OCc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.