Pyridine series

3,3-Diethoxy-propionic acid

Methyl 3-oxopropanoate

2,5-diamino-3-picoline

N-(5-fluoro-6-methyl-2-Pyridin

5-chloro-3-(chloromethyl)-1,2,

4-​Bromo-​7-​methoxy-​1H-​pyrr

1,​4-​dihydro-​5-​methyl-​7H-​

1H-​pyrrolo[3,​2-​b]​pyridin-​

7-​Hydroxy-​4-​aza-​1H-​indazo

7-METHOXY-1H-PYRROLO[2,3-C]PYR

2,3-Difluorohydroquinone

Ethyl 3,3-dimethylaziridine-2-