Using O=C(O)c1ccc2c(n1)COC2=O, O=C1Cc2cc(F)ccc2N1 to produce O=C1Nc2ccc(F)cc2C1=C1OCc2nc(C(=O)O)ccc21, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.