Chemical Name: ethyl (2RS)-2-(6-chloro-9H-carbazol-2-yl)propanoate
Synonym: Pregna-4,16-diene-3,20-dione; 16,17-Didehydroprogesterone; 16-Dehydroprogesterone; 3,20-Dioxopregna-4,16-diene; Δ16-Progesterone; Δ4,16-Pregnadiene-3,20-dione
Smile: CC(C1=CC(NC2=C3C=C(Cl)C=C2)=C3C=C1)C(OCC)=O