preferred_name: a 1-hydroxy-3-oxo steroid + A = a steroid 1,3-dione + AH2
preferred_name_lc: a 1-hydroxy-3-oxo steroid + a = a steroid 1,3-dione + ah2
label: a 1-hydroxy-3-oxo steroid + A = a steroid 1,3-dione + AH2
label_lc: a 1-hydroxy-3-oxo steroid + a = a steroid 1,3-dione + ah2