Using Fc1cc(OCc2csc(-c3ccccc3)n2)c2cc(-c3cn4nc(Br)sc4n3)oc2c1, CO to produce COc1nn2cc(-c3cc4c(OCc5csc(-c6ccccc6)n5)cc(F)cc4o3)nc2s1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.