Using COc1cc(CC(=O)NCCOc2ccc(C)c(C)c2)ccc1OCCN=[N+]=[N-] to produce COc1cc(CC(=O)NCCOc2ccc(C)c(C)c2)ccc1OCCN, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.