Using CCCC1CCC(C2CC3(CC(=O)C3)C2)CC1, C[Si](C)(C)C1SCCCS1 to produce CCCC1CCC(C2CC3(CC(=C4SCCCS4)C3)C2)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.