preferred_name: indican + UDP + H(+) => indoxyl + UDP-alpha-D-glucose
preferred_name_lc: indican + udp + h(+) => indoxyl + udp-alpha-d-glucose
label: indican + UDP + H(+) => indoxyl + UDP-alpha-D-glucose
label_lc: indican + udp + h(+) => indoxyl + udp-alpha-d-glucose