preferred_name: spermidine + acetate => N(8)-acetylspermidine + H2O
preferred_name_lc: spermidine + acetate => n(8)-acetylspermidine + h2o
label: spermidine + acetate => N(8)-acetylspermidine + H2O
label_lc: spermidine + acetate => n(8)-acetylspermidine + h2o