Using CCS(=O)(=O)c1ccc(Oc2cc(CC(=O)OC)cc3ccc(Br)cc23)nc1, CB(O)O to produce CCS(=O)(=O)c1ccc(Oc2cc(CC(=O)OC)cc3ccc(C)cc23)nc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.