Using COC(=O)C(CCC#N)c1ccccc1, CCCC[Sn](CCCC)(CCCC)N=[N+]=[N-] to produce COC(=O)C(CCc1nnn[nH]1)c1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.