Using C=CC[Sn](CCCC)(CCCC)CCCC, CCC(C)(C)NS(=O)(=O)c1ccccc1Br to produce C=CCc1ccccc1S(=O)(=O)NC(C)(C)CC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.