Using CC(C)(C)OC(=O)C=[N+]=[N-], COC(=O)c1ccc(-c2cn3cc(C)ccc3n2)cc1 to produce COC(=O)c1ccc(-c2nc3ccc(C)cn3c2CC(=O)OC(C)(C)C)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.