Using CCCC[Sn](CCCC)(CCCC)c1ccc(C2OCCCO2)o1, Ic1n[nH]c2ccccc12 to produce c1ccc2nn(-c3ccc(C4OCCO4)o3)cc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.