Using COC(=O)CCCCCS, CCCCCCCCCCCCC#CC(Br)CCCCC(=O)OC to produce CCCCCCCCCCCCC#CC(CCCCC(=O)OC)SCCCCCC(=O)OC, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.