Chemical Name: O-Desacetyl Diltiazem ; (2S,3S)-5-[2-(dimethylamino)ethyl]-3-hydroxy-2-(4-methoxyphenyl)-2,3-dihydro-1,5-benzothiazepin-4(5H)-one.
Synonym: methyl 6-methylnicotinate
Smile: COC1=CC=C([C@]2([H])SC(C=CC=C3)=C3N(CCN(C)C)C([C@]2([H])O)=O)C=C1