Using CCCBr, COc1c(C)cc(-c2nc3c(O)nc(SC)nc3o2)cc1C to produce CCCOc1nc(SC)nc2oc(-c3cc(C)c(OC)c(C)c3)nc12, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.