Using CCCC[Sn](Cl)(CCCC)CCCC, COC1CC(C=C(Br)Br)C(OC)O1 to produce CCCC[Sn](C#CC1CC(OC)OC1OC)(CCCC)CCCC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.