Using COc1ccc2c(c1)c([C@H](C)CC=O)c(C)n2Cc1ccc(Br)cc1, [OH-] to produce COc1ccc2c(c1)c([C@H](C)CC(=O)O)c(C)n2Cc1ccc(Br)cc1, please predict the solvent for this reaction in SMILES notation in \boxed{$SMILES1, SMILES2, ...} format.