Using Cc1c(C)n(Cc2ccccc2)c2ccc(-c3ccc(OCC#N)cc3)cc12, [N-]=[N+]=[N-] to produce Cc1c(C)n(Cc2ccccc2)c2ccc(-c3ccc(OCc4nnn[nH]4)cc3)cc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.