Using C1CNC1, O=C1CCC(c2ccc3c(C(=O)NCC4(O)CCC(F)(F)CC4)c(Cl)ccc3n2)C1 to produce O=C(NCC1(O)CCC(F)(F)CC1)c1c(Cl)ccc2nc(C3CCC(N4CCC4)C3)ccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.