(4R)-hydroxysphinganine + hexadecanoate => N-hexadecanoyl-(4R)-hydroxysphinganine + H2O
(4r)-hydroxysphinganine + hexadecanoate => n-hexadecanoyl-(4r)-hydroxysphinganine + h2o
(4R)-hydroxysphinganine + hexadecanoate => N-hexadecanoyl-(4R)-hydroxysphinganine + H2O
(4r)-hydroxysphinganine + hexadecanoate => n-hexadecanoyl-(4r)-hydroxysphinganine + h2o