Using O[C@H]1CN2CCC1CC2, CCOC(=O)C1(c2cccs2)CCCCCC1 to produce O=C(O[C@H]1CN2CCC1CC2)C1(c2cccs2)CCCCCC1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.