Using CC(C)CC(=O)c1c(-c2ccc3c(Br)c(OCC#N)ccc3c2)oc2ccccc12, [N-]=[N+]=[N-] to produce CC(C)CC(=O)c1c(-c2ccc3c(Br)c(OCc4nnn[nH]4)ccc3c2)oc2ccccc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.