Using O=C(Cl)c1cc(-c2cccs2)c(C(=O)Cl)cc1-c1cccs1 to produce O=c1c2cc3c(cc2c2sccc12)c(=O)c1ccsc13, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.