preferred_name: (4R)-hydroxysphinganine + octadecanoate => N-octadecanoyl-(4R)-hydroxysphinganine + H2O
preferred_name_lc: (4r)-hydroxysphinganine + octadecanoate => n-octadecanoyl-(4r)-hydroxysphinganine + h2o
label: (4R)-hydroxysphinganine + octadecanoate => N-octadecanoyl-(4R)-hydroxysphinganine + H2O
label_lc: (4r)-hydroxysphinganine + octadecanoate => n-octadecanoyl-(4r)-hydroxysphinganine + h2o