1-[(5S,6R,8R,9R)-9-(Acetyloxy)-4-amino-8-[(benzoyloxy)methyl]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-4-(hexylamino)-2(1H)-pyrimidinone

1-[(5R,6R,8R,9R)-9-(Acetyloxy)-4-amino-8-[(benzoyloxy)methyl]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-4-(hexylamino)-2(1H)-pyrimidinone

1-[(5S,6R,8R,9R)-4-Amino-8-[(benzoyloxy)methyl]-9-hydroxy-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-8-[(benzoyloxy)methyl]-9-hydroxy-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-9-(Acetyloxy)-4-amino-8-[(benzoyloxy)methyl]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-iodo-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-9-(Acetyloxy)-4-amino-8-[(benzoyloxy)methyl]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-iodo-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-4-Amino-9-hydroxy-8-(hydroxymethyl)-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-9-hydroxy-8-(hydroxymethyl)-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-4-Amino-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-8-(hydroxymethyl)-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-8-(hydroxymethyl)-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-4-Amino-8-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-9-hydroxy-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-8-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-9-hydroxy-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-4-Amino-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-8-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-8-[[[(1,1-dimethylethyl)dimethylsilyl]oxy]methyl]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-4-Amino-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2,2-dioxido-8-[(phenylmethoxy)methyl]-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2,2-dioxido-8-[(phenylmethoxy)methyl]-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-4-Amino-8-[(benzoyloxy)methyl]-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-8-[(benzoyloxy)methyl]-9-[[(1,1-dimethylethyl)dimethylsilyl]oxy]-2,2-dioxido-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5S,6R,8R,9R)-4-Amino-9-hydroxy-2,2-dioxido-8-[(phenylmethoxy)methyl]-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione

1-[(5R,6R,8R,9R)-4-Amino-9-hydroxy-2,2-dioxido-8-[(phenylmethoxy)methyl]-1,7-dioxa-2-thiaspiro[4.4]non-3-en-6-yl]-3-hexyl-5-methyl-2,4(1H,3H)-pyrimidinedione