Nicorandil

Chemical Name: 2-[(Pyridin-3-ylcarbonyl)amino]ethyl nitrate.

Synonym: (1R,2S)-2-(3-hydroxypropyl)-6,7-dimethoxy-2-methyl-1-(3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydroisoquinolin-2-ium (1S,2R)-2-(3-hydroxypropyl)-6,7-dimethoxy-2-methyl-1-(3,4,5-trimethoxybenzyl)-1,2,3,4-tetrahydroisoquinolin-2-ium chloride

Smile: O=C(NCCO[N+]([O-])=O)C1=CC=CN=C1