Using FC(F)(F)c1ccc(Nc2ncnc3c2CN(Cc2ccccc2)CC3)cn1 to produce FC(F)(F)c1ccc(Nc2ncnc3c2CNCC3)cn1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.