Using O=C=C1N=CC=N1, O=C(NCC(O)CNc1ccc(N2CCOCC2=O)c(F)c1)c1ccc(Cl)s1 to produce O=C(NCC1CN(c2ccc(N3CCOCC3=O)c(F)c2)C(=O)O1)c1ccc(Cl)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.