Chemical Name: N-Desacetyl-N-formyl Apremilast ; N-[2-[(1S)-1-(3-Ethoxy-4-methoxyphenyl)-2-(methylsulfonyl)ethyl]-2,3-dihydro-1,3-dioxo-1H-isoindol-4-yl]-formamide
Synonym: Norfloxacin N-Formyl Impurity ; 1-Ethyl-6-fluoro-7-(4-formylpiperazin-1-yl)-4-oxo-1,4-dihydroquinoline-3-carboxylic acid
Smile: C[S](C[C@H](C1=CC(OCC)=C(OC)C=C1)N(C(C2=CC=C3)=O)C(C2=C3NC=O)=O)(=O)=O