上游原料
(5S)-5-(hydroxymethyl)-2-pyrrolidinone(3R,7aS)-3-phenyltetrahydro-5H-pyrrolo[1,2-c][1,3]oxazol-5-one(5S)-1-benzyl-5-(hydroxymethyl)-2-pyrrolidinone(5S)-1-benzyl-5-(iodomethyl)-2-pyrrolidinone(5R)-1-benzyl-5-methyl-2-pyrrolidinone(3R,5R)-3-azido-1-benzyl-5-methyl-2-pyrrolidinone(3S,5R)-3-azido-1-benzyl-5-methyl-2-pyrrolidinone(3S,5R)-3-amino-1-benzyl-5-methyl-2-pyrrolidinonetert-butyl (3S,5R)-1-benzyl-5-methyl-2-oxopyrrolidinylcarbamatetert-butyl (3S,5R)-5-methyl-2-oxopyrrolidinylcarbamate(3R,7aS)-3-phenyltetrahydro-5H-pyrrolo[1,2-c][1,3]oxazol-5-onetert-butyl (3S,5R)-5-methyl-2-oxopyrrolidinylcarbamate(3R,6R,7aS)-6-azido-3-phenyltetrahydro-5H-pyrrolo[1,2-c][1,3]oxazol-5-one(3R,6S,7aS)-6-azido-3-phenyltetrahydro-5H-pyrrolo[1,2-c][1,3]oxazol-5-one(3R,6S,7aS)-6-amino-3-phenyltetrahydro-5H-pyrrolo[1,2-c][1,3]oxazol-5-onetert-butyl (3R,6S,7aS)-5-oxo-3-phenyltetrahydro-1H-pyrrolo[1,2-c][1,3]oxazol-6-ylcarbamatetert-butyl (3S,5S)-5-(hydroxymethyl)-2-oxopyrrolidinylcarbamatetert-butyl (3S,5S)-5-(iodomethyl)-2-oxopyrrolidinylcarbamateethyl (3S)-3-amino-4-pentynoate1,1-dimethoxyacetonetert-butyl (3S,5R)-5-methyl-2-oxopyrrolidinylcarbamateethyl 2-[(3S,5R)-3-[(tert-butoxycarbonyl)amino]-5-methyl-2-oxopyrrolidinyl]acetate2-[(3S,5R)-3-[(tert-butoxycarbonyl)amino]-5-methyl-2-oxopyrrolidinyl]acetic acidethyl (3S)-3-[(2-[(3S,5R)-3-[(tert-butoxycarbonyl)amino]-5-methyl-2-oxopyrrolidinyl]acetyl)amino]-4-pentynoateethyl (3S)-3-([2-[(3S,5R)-3-amino-5-methyl-2-oxopyrrolidinyl]acetyl]amino)-4-pentynoate methoxy([1,8]naphthyridin-2-yl)methyl methyl ether; 2-(dimethoxymethyl)[1,8]naphthyridinemethoxy(5,6,7,8-tetrahydro[1,8]naphthyridin-2-yl)methyl methyl ether; 7-(dimethoxymethyl)-1,2,3,4-tetrahydro[1,8]naphthyridine5,6,7,8-tetrahydro[1,8]naphthyridine-2-carbaldehyde
