Using C=CCOc1ccc2c(c1)Cc1c(-c3ccc(C#N)cc3)n[nH]c1-2, [N-]=[N+]=[N-] to produce C=CCOc1ccc2c(c1)Cc1c(-c3ccc(-c4nnn[nH]4)cc3)n[nH]c1-2, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.