4-amino-3,5-difluoro-2(1H)-pyridinone
4-amino-3,5-difluoro-2-hydrazino-pyridine
3,5-difluoropyridin-4-ylamine
4-amino-1-<2-deoxy-3,5-bis-O-(4-methylbenzoyl)-α-D-erythro-pentofuranosyl>-3,5-difluoro-2(1H)-pyridinone
4-amino-1-<2-deoxy-3,5-bis-O-(4-methylbenzoyl)-β-D-erythro-pentofuranosyl>-3,5-difluoro-2(1H)-pyridinone