Using CCOC(=O)CN, CCOC(=O)c1oc(Cl)nc1C(F)(F)F to produce CCOC(=O)CNc1nc(C(F)(F)F)c(C(=O)OCC)o1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.