preferred_name: 6-hydroxyhexanoate + H(+) => hexano-6-lactone + H2O
preferred_name_lc: 6-hydroxyhexanoate + h(+) => hexano-6-lactone + h2o
label: 6-hydroxyhexanoate + H(+) => hexano-6-lactone + H2O
label_lc: 6-hydroxyhexanoate + h(+) => hexano-6-lactone + h2o