Using CC(C)(C)OC(=O)Nc1ccc(Cc2cc(N=[N+]=[N-])ncn2)cc1 to produce CC(C)(C)OC(=O)Nc1ccc(Cc2cc(N)ncn2)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.