Using O=C(C(C(=O)c1cc(F)cc(F)c1)=C1Nc2ccc(CO)cc2N1)c1ccccc1 to produce O=Cc1ccc2c(c1)NC(=C(C(=O)c1ccccc1)C(=O)c1cc(F)cc(F)c1)N2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.