129149-89-9 2-beta-D-Ribofuranosyl-4-oxazolecarboxamide 2beta-D-Ribofuranosyloxazole-4-carboxamide 2beta-Ribofuranosyloxazole-4-carboxamide 4-Oxazolecarboxamide, 2-beta-D-ribofuranosyl- Oxazofurin