5-dehydro-4-deoxy-D-glucuronate <=> 3-deoxy-D-glycero-2,5-hexodiulosonate
5-dehydro-4-deoxy-d-glucuronate <=> 3-deoxy-d-glycero-2,5-hexodiulosonate
5-dehydro-4-deoxy-D-glucuronate <=> 3-deoxy-D-glycero-2,5-hexodiulosonate
5-dehydro-4-deoxy-d-glucuronate <=> 3-deoxy-d-glycero-2,5-hexodiulosonate