59054-52-3
5-(2-chloro-ethyl)-4-methyl-nicotinonitrile
+
109-89-7
二乙胺
→
57110-40-4
4-甲基-5-乙烯基烟腈
100450-83-7
5-(2-diethylamino-ethyl)-4-methyl-nicotinonitrile
439-89-4
秦艽甲素
77156-16-2
alangimarine
57110-41-5
ethyl 5-ethenyl-1-oxopyrano[3,4-c]pyridine-3-carboxylate