preferred_name: propanal + hydrogen cyanide = (2S)-2-hydroxybutanenitrile
preferred_name_lc: propanal + hydrogen cyanide = (2s)-2-hydroxybutanenitrile
label: propanal + hydrogen cyanide = (2S)-2-hydroxybutanenitrile
label_lc: propanal + hydrogen cyanide = (2s)-2-hydroxybutanenitrile