Using CCn1c(=O)c2c(nc(/C=C/c3ccc(OCCCCBr)cc3)n2C)n(CC)c1=O, [N-]=[N+]=[N-] to produce CCn1c(=O)c2c(nc(/C=C/c3ccc(OCCCCN=[N+]=[N-])cc3)n2C)n(CC)c1=O, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.