Using COc1c(Br)cc(CC2NCCc3cc(OCc4ccccc4)c(NS(C)(=O)=O)cc32)cc1Br to produce COc1c(Br)cc(CC2NCCc3cc(O)c(NS(C)(=O)=O)cc32)cc1Br, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.