Using COC(CN(Cc1ccccc1)C(=O)OC(C)(C)C)c1cc(C(F)(F)F)nc2c(C(F)(F)F)cccc12 to produce COC(CNCc1ccccc1)c1cc(C(F)(F)F)nc2c(C(F)(F)F)cccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.