Chemical Name: 4-Amino-5-fluoro-1-[(2R,5S)-2-(hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl]-2(1H)-pyrimidinone; [2R-(2α,5α)]-4-Amino-5-fluoro-1-[2-(hydroxymethyl)-1,3-oxathiolan-5-yl]-2(1H)-pyrimidinone S-Oxide; [2R-(2α,5α)]-4-Amino-5-fluoro-1-[2-(hydroxymethyl)-3-oxido-1,3-oxathiolan-5-yl]-2(1H)-pyrimidinone
Synonym: Emtricitabine S-Oxide
Smile: NC1=NC(N([C@H]2O[C@@H](CO)S(C2)=O)C=C1F)=O