preferred_name: 4-aminobutanal + propane-1,3-diamine + AH2 => spermidine + A + H2O
preferred_name_lc: 4-aminobutanal + propane-1,3-diamine + ah2 => spermidine + a + h2o
label: 4-aminobutanal + propane-1,3-diamine + AH2 => spermidine + A + H2O
label_lc: 4-aminobutanal + propane-1,3-diamine + ah2 => spermidine + a + h2o