Order	Reaction ID	Reaction
1	R00001	catechol + O<sub>2</sub> → cis,cis-muconic acid + 2H<sup>+</sup>
2	R00002	cis,cis-muconic acid + H<sup>+</sup> → muconolactone
3	R00003	muconolactone → beta-ketoadipate-enol-lactone