. . "vicine" . "Vicine" . . . . "Vicine" . . "2,6-Diamino-5-(\u03B2--glucopyranosyloxy)pyrimidin-4(1H)-one" . . . . . "2,6-Diamino-5-{[(2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)oxan-2-yl]oxy}pyrimidin-4(1H)-one" .