Caspofungin Impurity 2

Chemical Name: N-((2R,6S,9S,11R,14aS,15S,20S,23S,25aS)-20-((R)-3-amino-1-hydroxypropyl)-23-((1S,2S)-1,2-dihydroxy-2-(4-hydroxyphenyl)ethyl)-2,11,15-trihydroxy-6-((R)-1-hydroxyethyl)-5,8,14,19,22,25-hexaoxotetracosahydro-1H-dipyrrolo[1,2-a:1',2'-j][1,4,7,10,13]pentaazacyclohenicosin-9-yl)-10,12-dimethyltetradecanamide

Smile: O[C@H](C[C@H](NC(CCCCCCCCC(C)CC(C)CC)=O)C(C[C@H](C(N1[C@H]2C[C@@H](O)C1)=O)[C@H](O)C)=O)CNC([C@@H]3[C@@H](O)CCN3C([C@H]([C@H](O)CCN)NC([C@H]([C@H](O)[C@@H](O)C4=CC=C(O)C=C4)NC2=O)=O)=O)=O