Using COC(=O)Cc1csc2cc(OCc3cc(-c4ccc(Cl)cc4)on3)c(C)cc12 to produce Cc1cc2c(CC(=O)O)csc2cc1OCc1cc(-c2ccc(Cl)cc2)on1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.