preferred_name: (4R)-hydroxysphinganine + a fatty acid => an N-acyl-(4R)-4-hydroxysphinganine + H2O
preferred_name_lc: (4r)-hydroxysphinganine + a fatty acid => an n-acyl-(4r)-4-hydroxysphinganine + h2o
label: (4R)-hydroxysphinganine + a fatty acid => an N-acyl-(4R)-4-hydroxysphinganine + H2O
label_lc: (4r)-hydroxysphinganine + a fatty acid => an n-acyl-(4r)-4-hydroxysphinganine + h2o