上游原料
(4S)-4-ethynyl-2,2-dimethyl-1,3-dioxolaneethyl 5-bromo-2-thiophenecarboxylateethyl 5-{2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]ethynyl}-2-thiophenecarboxylateethyl 5-{2-[(4S)-2,2-dimethyl-1,3-dioxolan-4-yl]ethyl}-2-thiophenecarboxylateethyl 5-[(3S)-3,4-dihydroxybutyl]-2-thiophenecarboxylateethyl 5-((3S)-4-{[tert-butyl(dimethyl)silyl]oxy}-3-hydroxybutyl)-2-thiophenecarboxylateethyl 5-{(3S)-4-{[tert-butyl(dimethyl)silyl]oxy}-3-[(methylsulfonyl)oxy]butyl}-2-thiophenecarboxylateethyl 5-{2-[(2R)oxiranyl]ethyl}-2-thiophenecarboxylateethyl 5-[(3R)-4-azido-3-hydroxybutyl]-2-thiophenecarboxylateethyl 5-{(3R)-4-[(tert-butoxycarbonyl)amino]-3-hydroxybutyl}-2-thiophenecarboxylateethyl 5-{(3R)-4-[(tert-butoxycarbonyl)amino]-3-[(methylsulfonyl)oxy]butyl}-2-thiophenecarboxylateethyl 5-{(3S)-3-(acetylsulfanyl)-4-[(tert-butoxycarbonyl)amino]butyl}-2-thiophenecarboxylatedimethyl chloromalonatedimethyl 2-({(1S)-1-{[(tert-butoxycarbonyl)amino]methyl}-3-[5-(ethoxycarbonyl)-2-thienyl]propyl}sulfanyl)malonatediethyl (2S)-2-aminopentanedioateGuanidinedimethyl 2-({(1S)-1-{[(tert-butoxycarbonyl)amino]methyl}-3-[5-(ethoxycarbonyl)-2-thienyl]propyl}sulfanyl)malonatemethyl (6S)-6-{2-[5-(ethoxycarbonyl)-2-thienyl]ethyl}-3-oxo-2-thiomorpholinecarboxylatemethyl (6S)-6-{2-[5-(ethoxycarbonyl)-2-thienyl]ethyl}-3-methoxy-5,6-dihydro-2H-1,4-thiazine-2-carboxylateethyl 5-{2-[(6S)-2-amino-4-oxo-4,6,7,8-tetrahydro-3H-pyrimido[5,4-b][1,4]thiazin-6-yl]ethyl}-2-thiophenecarboxylate5-{2-[(6S)-2-amino-4-oxo-4,6,7,8-tetrahydro-3H-pyrimido[5,4-b][1,4]thiazin-6-yl]ethyl}-2-thiophenecarboxylic aciddiethyl (2S)-2-{[(5-{2-[(6S)-2-amino-4-oxo-4,6,7,8-tetrahydro-3H-pyrimido[5,4-b][1,4]thiazin-6-yl]ethyl}-2-thienyl)carbonyl]amino}pentanedioate