Using C=CCOC(=O)N1C[C@@H]2C[C@H]1C(=O)S2, CC1CCNCC1 to produce C=CCOC(=O)N1C[C@@H](S)C[C@H]1C(=O)N1CCC(C)CC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.