Cetrorelix Impurity 4

Chemical Name: (S)-1-(((R)-2-((S)-2-((S)-2-((R)-2-((R)-2-((R)-2-((R)-2-acetamido-3-(naphthalen-2-yl)propanamido)-3-(4-chlorophenyl)propanamido)-3-(pyridin-3-yl)propanamido)-3-(pyridin-3-yl)propanamido)-3-hydroxypropanamido)-3-(4-hydroxyphenyl)propanamido)-5-ureidopentanoyl)-L-leucyl-L-arginyl)-N-((S)-1-amino-1-oxopropan-2-yl)pyrrolidine-2-carboxamide

Synonym: (8R,9S,13S,14S,17S)-3-acetoxy-13-methyl-7,8,9,11,12,13,14,15,16,17-decahydro-6H-cyclopenta[a]phenanthren-17-yl heptanoate;

Smile: O=C(N(CCC1)[C@@H]1C(N[C@@H](C)C(N)=O)=O)[C@H](CCCNC(N)=N)NC([C@H](CC(C)C)NC([C@@H](CCCNC(N)=O)NC([C@@H](NC([C@H](CO)NC([C@H](NC([C@H](NC([C@@H](CC2=CC=C(Cl)C=C2)NC([C@H](NC(C)=O)CC3=CC4=CC=CC=C4C=C3)=O)=O)CC5=CC=CN=C5)=O)CC6=CN=CC=C6)=O)=O)CC7=CC=C(O)C=C7)=O)=O)=O