Also Called: Adenosine 5'-(trihydrogen diphosphate), 5'<<FAR'-ester with 1,4-dihydro-1-ß-D-ribofuranosyl- 3-pyridinecarboxamide, disodium salt;Adenosine 5'-(trihydrogen diphosphate), P'.fwdarw.5'-ester with 1,4-dihydro-1-.beta.-D-ribofuranosylnicotinamide, sodium salt (1:2);Adenosine 5'-(trihydrogen diphosphate), 5'<<FAR'-ester with 1,4-dihydro-1-β-D-ribofuranosyl-3-pyridinecarboxamide, disodium salt