preferred_name: (S)-4-hydroxy-2-oxopentanoate => acetaldehyde + pyruvate
preferred_name_lc: (s)-4-hydroxy-2-oxopentanoate => acetaldehyde + pyruvate
label: (S)-4-hydroxy-2-oxopentanoate => acetaldehyde + pyruvate
label_lc: (s)-4-hydroxy-2-oxopentanoate => acetaldehyde + pyruvate