Using CCCCc1nc2cccc(C=O)c2n1Cc1ccccc1Cl, COC(=O)CCc1cccs1 to produce CCCCc1nc2cccc(C(O)C(Cc3cccs3)C(=O)OC)c2n1Cc1ccccc1Cl, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.