preferred_name: S-(5-deoxy-D-ribos-5-yl)-L-homocysteine = (S)-4,5-dihydroxypentane-2,3-dione + L-homocysteine
preferred_name_lc: s-(5-deoxy-d-ribos-5-yl)-l-homocysteine = (s)-4,5-dihydroxypentane-2,3-dione + l-homocysteine
label: S-(5-deoxy-D-ribos-5-yl)-L-homocysteine = (S)-4,5-dihydroxypentane-2,3-dione + L-homocysteine
label_lc: s-(5-deoxy-d-ribos-5-yl)-l-homocysteine = (s)-4,5-dihydroxypentane-2,3-dione + l-homocysteine