Methyl 4-chloro-2-{(4-ethoxy-4-oxobutyl)[(4-methylphenyl)sulfonyl ]amino}benzoate

ethyl 5-methylidenehept-6-enoate

4-bromobutanal

顺式-4-庚酸乙酯

4-(4-Morpholinyl)butanoic acid hydrochloride