Using CCOC(=O)c1c(-c2ccncc2)n[nH]c1C, OB(O)c1cccc(OC(F)(F)F)c1 to produce CCOC(=O)c1c(-c2ccncc2)nn(-c2cccc(OC(F)(F)F)c2)c1C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.