Using CC(=O)OC(C)=O, COc1cc(N2CCC(C(N)Cn3nc(C(F)(F)F)c(Cl)c3C)CC2)ccc1Cl to produce COc1cc(N2CCC(C(Cn3nc(C(F)(F)F)c(Cl)c3C)NC(C)=O)CC2)ccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.