preferred_name: thiamine diphosphate + UMP + H(+) => thiamine + UTP
preferred_name_lc: thiamine diphosphate + ump + h(+) => thiamine + utp
label: thiamine diphosphate + UMP + H(+) => thiamine + UTP
label_lc: thiamine diphosphate + ump + h(+) => thiamine + utp