6-({[(3R,6S)-6-[(1S,2R)-1,2-dihydroxy-2-(3-methoxyquinoxalin-5-yl)ethyl]oxan-3-yl]amino}methyl)-2H,3H,4H-pyrido[3,2-b][1,4]thiazin-3-one

(1S,2R)-1-[(2S,5R)-5-({2H,3H-[1,4]dioxino[2,3-c]pyridin-7-ylmethyl}amino)oxan-2-yl]-2-(6-fluoro-3-methoxyquinoxalin-5-yl)ethane-1,2-diol

(1S,2R)-1-((2S,5R)-5-(((2,3-dihydro-[1,4]oxathiino[2,3-c]pyridin-7-yl)methyl)amino)tetrahydro-2H-pyran-2-yl)-2-(6-fluoro-3-methoxyquinoxalin-5-yl)ethane-1,2-diol

(1S,2R)-1-((2S,5R)-5-(((6,7-dihydro-[1,4]oxathiino[2,3-c]-pyridazin-3-yl)methyl)amino)tetrahydro-2H-pyran-2-yl)-2-(6-fluoro-3-methoxyquinoxalin-5-yl)ethane-1,2-diol

(1S,2R)-1-[(2S,5R)-5-({2H,3H-[1,4]dioxino[2,3-c]pyridin-7-ylmethyl}amino)oxan-2-yl]-2-(3-fluoro-6-methoxy-1,5-naphthyridin-4-yl)ethane-1,2-diol