preferred_name: a chlorophyllide + phytol + H(+) => a chlorophyll + H2O
preferred_name_lc: a chlorophyllide + phytol + h(+) => a chlorophyll + h2o
label: a chlorophyllide + phytol + H(+) => a chlorophyll + H2O
label_lc: a chlorophyllide + phytol + h(+) => a chlorophyll + h2o