Using O=C(OO)c1cccc(Cl)c1, CCCN(CC1CC1)c1c(SC)nc2c(-c3ccc(OC)cc3Cl)nccn12 to produce CCCN(CC1CC1)c1c(S(C)=O)nc2c(-c3ccc(OC)cc3Cl)nccn12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.