Using COc1ccc2[nH]c3c(c2c1)CCN=C3CCc1ccc(C(F)(F)F)cc1 to produce COc1ccc2[nH]c3c(c2c1)CCNC3CCc1ccc(C(F)(F)F)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.