preferred_name: dodecanoate + sphing-4-enine => N-dodecanoylsphing-4-enine + H2O
preferred_name_lc: dodecanoate + sphing-4-enine => n-dodecanoylsphing-4-enine + h2o
label: dodecanoate + sphing-4-enine => N-dodecanoylsphing-4-enine + H2O
label_lc: dodecanoate + sphing-4-enine => n-dodecanoylsphing-4-enine + h2o