Using CCCCCCc1ccc([Sn](C)(C)C)s1, CS(=O)c1cc(Br)c(S(C)=O)cc1Br to produce CCCCCCc1ccc(-c2cc(S(C)=O)c(-c3ccc(CCCCCC)s3)cc2S(C)=O)s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.