(R)-2-(4-chloro-2-methylphenoxy)propanoate + 2-oxoglutarate + O2 = 2-methyl-4-chlorophenol + pyruvate + succinate + CO2
(r)-2-(4-chloro-2-methylphenoxy)propanoate + 2-oxoglutarate + o2 = 2-methyl-4-chlorophenol + pyruvate + succinate + co2