Using COC(=O)c1cccc(Sc2c(C)n(Cc3ccccc3)c3cc(Br)ccc23)c1 to produce Cc1c(Sc2cccc(C(=O)O)c2)c2ccc(Br)cc2n1Cc1ccccc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.