1,2-Dideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-beta-D-erythro-pentofuranuronitrile 52995-49-0 beta-D-erythro-Pentofuranuronitrile, 1,2-dideoxy-1-(3,4-dihydro-5-methyl-2,4-dioxo-1(2H)-pyrimidinyl)-