Virginiamycin S1

Chemical Name: N-((6R,9S,10R,13S,15aS,22S,24aS)-22-benzyl-6-ethyl-10,23-dimethyl-5,8,12,15,17,21,24-heptaoxo-13-phenyldocosahydro-12H-pyrido[2,1-f]pyrrolo[2,1-l][1]oxa[4,7,10,13,16]pentaazacyclononadecin-9-yl)-3-hydroxypicolinamide

Smile: OC1=C(C(N[C@@H]([C@@H](C)OC([C@H](C2=CC=CC=C2)NC([C@@]3([H])N4CCC(C3)=O)=O)=O)C(N[C@H](CC)C(N5CCC[C@@]5([H])C(N(C)[C@@H](CC6=CC=CC=C6)C4=O)=O)=O)=O)=O)N=CC=C1