2-dehydro-3-deoxy-L-galactonate => 3,6-anhydro-L-galactonate
2-dehydro-3-deoxy-l-galactonate => 3,6-anhydro-l-galactonate
2-dehydro-3-deoxy-L-galactonate => 3,6-anhydro-L-galactonate
2-dehydro-3-deoxy-l-galactonate => 3,6-anhydro-l-galactonate