... EC 1.13.11.22 caffeate 3,4-dioxygenase
EC 1.13.11.23 2,3-dihydroxyindole 2,3-dioxygenase
EC 1.13.11.24 quercetin 2,3-dioxygenase
EC 1.13.11.25 3,4-dihydroxy-9,10-s*ECoandrosta-1,3,5(10)-triene-9,17-dione 4,5-dioxygenase
EC 1.13.11.26...
http://en.wikipedia.org/wiki/List_of_EC_numbers_(EC_1)