Using Cc1ccc2c(OS(=O)(=O)C(F)(F)F)cccc2n1, CC(C)(C)OC(=O)N1CCNCC1 to produce Cc1ccc2c(N3CCN(C(=O)OC(C)(C)C)CC3)cccc2n1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.