Monomethyl Auristatin E

Chemical Name: (S)-N-((3R,4S,5S)-1-((S)-2-((1R,2R)-3-(((1S,2R)-1-hydroxy-1-phenylpropan-2-yl)amino)-1-methoxy-2-methyl-3-oxopropyl)pyrrolidin-1-yl)-3-methoxy-5-methyl-1-oxoheptan-4-yl)-N,3-dimethyl-2-((S)-3-methyl-2-(methylamino)butanamido)butanamide

Smile: CC(C)[C@H](NC([C@@H](NC)C(C)C)=O)C(N([C@@H]([C@@H](C)CC)[C@H](OC)CC(N1[C@]([H])([C@H](OC)[C@H](C(N[C@@H]([C@@H](O)C2=CC=CC=C2)C)=O)C)CCC1)=O)C)=O