上游原料
(3R,4S,5R,6R,7R,9R,11R,12R,13S,14R)-6-[[(2S,3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy]-14-ethyl-12,13-dihydroxy-4-[[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl]oxy]-7-methoxy-3,5,7,9,11,13-hexamethyl-2,10-oxacyclotetradecanedione2-(4-nitrophenyl)acetic acid(3R,4S,5R,6R,7R,9R,11S,12R,13S,14R)-6-{[(3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy}-14-ethyl-12,13-dihydroxy-4-{[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl]oxy}-7-methoxy-3,5,7,9,11,13-hexamethyl-2,10-oxacyclotetradecanedione 10-oxime(2R,3S,4R,5R,8R,10R,11R,12R,13S,14R)-11-{[(3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy}-2-ethyl-3,4-dihydroxy-13-{[(2R,4R,5S,6S)-5-hydroxy-4-methoxy-4,6-dimethyltetrahydro-2H-pyran-2-yl]oxy}-10-methoxy-3,5,8,10,12,14-hexamethyl-1-oxa-7-azacyclopentadecane-6,15-dione(2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-11-{[(3R,4S,6R)-4-(dimethylamino)-3-hydroxy-6-methyltetrahydro-2H-pyran-2-yl]oxy}-2-ethyl-3,4,13-trihydroxy-10-methoxy-3,5,8,10,12,14-hexamethyl-1-oxa-7-azacyclopentadecane-6,15-dione(3R,4S,6R)-4-(dimethylamino)-2-{[(2R,3S,4R,5R,8R,10R,11R,12S,13S,14R)-2-ethyl-3,4,13-trihydroxy-10-methoxy-3,5,8,10,12,14-hexamethyl-6,15-dioxo-1-oxa-7-azacyclopentadecan-11-yl]oxy}-6-methyltetrahydro-2H-pyran-3-yl acetate(2R,3S,4R,5R,8R,10R,11R,12R,13S,14R)-11-{[(3R,4S,6R)-3-(acetyloxy)-4-(dimethylamino)-6-methyltetrahydro-2H-pyran-2-yl]oxy}-2-ethyl-3,4-dihydroxy-10-methoxy-3,5,8,10,12,14-hexamethyl-6,15-dioxo-1-oxa-7-azacyclopentadecan-13-yl 2-(4-nitrophenyl)acetate
