Spironolactone 17-Beta Isomer

Chemical Name: S-((7R,8R,9S,10R,13S,14S,17S)-10,13-dimethyl-3,5'-dioxo-1,2,3,4',5',6,7,8,9,10,11,12,13,14,15,16-hexadecahydro-3'H-spiro[cyclopenta[a]phenanthrene-17,2'-furan]-7-yl) ethanethioate

Synonym: Aceclofenac EP Impurity A

Smile: C[C@@]12[C@@](OC3=O)(CC3)CC[C@@]1([H])[C@@]([C@@H](CC4=CC5=O)SC(C)=O)([H])[C@]([C@]4(CC5)C)([H])CC2