Using O=S(=O)(Cl)CCl, COc1cccc2c1nc(C(F)F)n2-c1nc(N2CCOCC2)nc(N2CCC(N)CC2)n1 to produce COc1cccc2c1nc(C(F)F)n2-c1nc(N2CCOCC2)nc(N2CCC(NS(=O)(=O)CCl)CC2)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.