preferred_name: neurotensin-(1-12) + L-leucine => neurotensin + H2O
preferred_name_lc: neurotensin-(1-12) + l-leucine => neurotensin + h2o
label: neurotensin-(1-12) + L-leucine => neurotensin + H2O
label_lc: neurotensin-(1-12) + l-leucine => neurotensin + h2o