195708-16-8
→
652151-56-9
5-acetamido-6-ethoxy-4,6-dioxohexanoate
71028-86-9
6-ethoxy-4,6-dioxohexanoate
ethyl 5-(1',3'-dioxolan-2'-yl)-3-oxopentanoate
5451-09-2
5-氨基乙酰丙酸盐酸盐