preferred_name: 4-deoxy-L-threo-hex-4-enopyranuronate = 5-dehydro-4-deoxy-D-glucuronate
preferred_name_lc: 4-deoxy-l-threo-hex-4-enopyranuronate = 5-dehydro-4-deoxy-d-glucuronate
label: 4-deoxy-L-threo-hex-4-enopyranuronate = 5-dehydro-4-deoxy-D-glucuronate
label_lc: 4-deoxy-l-threo-hex-4-enopyranuronate = 5-dehydro-4-deoxy-d-glucuronate