label: 4-(7-hydroxy-1-(hydroxymethyl)-2,5-dioxabicyclo(2.2.1)heptan-3-yl)-3-oxo-3,4-dihydropyrazine-2-carboxamide
label_lc: 4-(7-hydroxy-1-(hydroxymethyl)-2,5-dioxabicyclo(2.2.1)heptan-3-yl)-3-oxo-3,4-dihydropyrazine-2-carboxamide