Dienogest EP Impurity I

Chemical Name: [17-hydroxy-3-oxoestr-5(10)en-17α-yl]acetonitrile

Synonym: 5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-7-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-((((2R,3R,4R,5R,6S)-3,4,5-trihydroxy-6-methyltetrahydro-2H-pyran-2-yl)oxy)methyl)tetrahydro-2H-pyran-2-yl)oxy)-4H-chromen-4-one ; 7-[[6-O-(6-Deoxy-α-L-mannopyranosyl)-β-D-glucopyranosyl]oxy]-5-hydroxy-2-(3-hydroxy-4-methoxyphenyl)-4H-1-benzopyran-4-one

Smile: N#CC[C@]1(O)CC[C@@]2([H])[C@]3([H])CCC4=C(CCC(C4)=O)[C@@]3([H])CC[C@]12C