Chemical Name: Methyl 5-(1,3-dioxoisoindolin-2-yl)-4-oxopentanoate (as per USP)
Synonym: N-Desmethyl Diltiazem Hydrochloride ; (2S,3S)-5-[2-(Methylamino)ethyl]-2-(4-methoxyphenyl)-4-oxo-2,3,4,5-tetrahydro-1,5-benzothiazepin-3-yl acetate HCl ;
Smile: O=C(OC)CCC(CN(C(C1=C2C=CC=C1)=O)C2=O)=O