Using O=C(OO)C(F)(F)F, c1cc(C2(CN3CCSCC3)CCOCC2)ccc1OCCCN1CCCC1 to produce O=S1CCN(CC2(c3ccc(OCCCN4CCCC4)cc3)CCOCC2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.