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