Using O=C=NS(=O)(=O)c1ccccc1CCC(F)(F)F, COc1nc(N)nc(OC)n1 to produce COc1nc(NC(=O)NS(=O)(=O)c2ccccc2CCC(F)(F)F)nc(OC)n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.