preferred_name: a 2'-deoxyribonucleoside 5'-diphosphate + dTDP => a 2'-deoxyribonucleoside 5'-phosphate + dTTP
preferred_name_lc: a 2'-deoxyribonucleoside 5'-diphosphate + dtdp => a 2'-deoxyribonucleoside 5'-phosphate + dttp
label: a 2'-deoxyribonucleoside 5'-diphosphate + dTDP => a 2'-deoxyribonucleoside 5'-phosphate + dTTP
label_lc: a 2'-deoxyribonucleoside 5'-diphosphate + dtdp => a 2'-deoxyribonucleoside 5'-phosphate + dttp