Using O=C(OO)c1cccc(Cl)c1, COc1ccc2[nH]c(SCc3ncnc(N4CCCCC4)c3C)nc2c1 to produce COc1ccc2[nH]c(S(=O)Cc3ncnc(N4CCCCC4)c3C)nc2c1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.