(R)-4-(benzyloxycarbonylamino)tetrahydrofuran-2-one |
(R)-β-(cbz-amino)-γ-butyrolactone |
(R)-4-(carbobenzoxyamino)tetrahydrofuran-2-one |
(R)-4-(cbz-amino)tetrahydrofuran-2-one |
benzyl (R)-tetrahydro-5-oxo-3-furanylcarbamate |
(R)-β-(benzyloxycarbonylamino)-γ-butyrolactone |
(R)-β-(carbobenzoxyamino)-γ-butyrolactone |