1.13.11.2 catechol 2,3-dioxygenase 2-nitrotoluene degradation - - PWY-5641 1.14.12.23 nitroarene dioxygenase 2-nitrotoluene degradation - - PWY-5641 3.7.1.25 2-hydroxy-6-oxohepta-2,4-dienoate hydrolase 2-nitrotoluene degradation - - PWY-5641