preferred_name: ethyl octadecanoate + H2O = ethanol + octadecanoate + H(+)
preferred_name_lc: ethyl octadecanoate + h2o = ethanol + octadecanoate + h(+)
label: ethyl octadecanoate + H2O = ethanol + octadecanoate + H(+)
label_lc: ethyl octadecanoate + h2o = ethanol + octadecanoate + h(+)