-
(3R,4R,4aR,6'R,7S)-4-[15-(allyloxycarbonyl)pentadecyloxycarbonyl]-7-(2-hydroxyethyl)-1,2,3,4,4a,5,6,7-octahydro-1-oxopyrrolo[1,2-c]pyrimidine-3-spiro-2'-(6'-methyl)-3',4',5',6'-tetrahydro-2H-pyran
-
(3R,4R,4aR,6'R,7S)-4-[15-(allyloxycarbonyl)pentadecyloxycarbonyl]-1,2,3,4,4a,5,6,7-octahydro-1-oxo-7-(2-oxoethyl)pyrrolo[1,2-c]pyrimidine-3-spiro-2'-(6'-methyl)-3',4',5',6'-tetrahydro-2H-pyran
-
(3R,4R,4aR,6'R,7S)-4-[15-(allyloxycarbonyl)pentadecyloxycarbonyl]-3,4,4a,5,6,7-hexahydro-1-methoxy-7-(2-oxoethyl)pyrrolo[1,2-c]pyrimidine-3-spiro-2'-(6'-methyl)-3',4',5',6'-tetrahydro-2H-pyran
-
(3R,4R,4aR,6'R,7S)-4-[15-(allyloxycarbonyl)pentadecyloxycarbonyl]-3,4,4a,5,6,7-hexahydro-1-methoxy-7-[(7S)-(Z)-7-hydroxy-2-oxo-5-nonenyl]pyrrolo[1,2-c]pyrimidine-3-spiro-2'-(6'-methyl)-3',4',5',6'-tetrahydro-2H-pyran
-
(3R,4R,4aR,6'R,7S)-4-[15-(allyloxycarbonyl)pentadecyloxycarbonyl]-3,4,4a,5,6,7-hexahydro-1-methoxy-7-[(7S)-(Z)-2-oxo-7-(triisopropylsiloxy)-5-nonen-yl]pyrrolo[1,2-c]pyrimidine-3-spiro-2'-(6'-methyl)-3',4',5',6'-tetrahydro-2H-pyran