Using CCCCCCCCCCCCS, C/C=C/C(=O)C1C(C)C=CCC1(C)C to produce CCCCCCCCCCCCSC(C)CC(=O)C1C(C)C=CCC1(C)C, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.