149606-27-9 Auristatin PE L-Valinamide, N,N-dimethyl-L-valyl-N-((1S,2R)-2-methoxy-4-((2S)-2-((1R,2R)-1-methoxy-2-methyl-3-oxo-3-((2-phenylethyl)amino)propyl)-1-pyrrolidinyl)-1-((1S)-1-methylpropyl)-4-oxobutyl)-N-methyl- L-Valinamide, N,N-dimethyl-L-valyl-N-(2-methoxy-4-(2-(1-methoxy-2-methyl-3-oxo-3-((2-phenylethyl)amino)propyl)-1-pyrrolidinyl)-1-(1-methylpropyl)-4-oxobutyl)-N-methyl-, (2S-(1(1R*(R*),2S*),2R*(1S*,2S*)))- N(2)-(N,N-Dimethyl-valyl)-N-(2-methoxy-4-(2-(1-methoxy-2-methyl-3-oxo-3-((2-phenylethyl)amino)propyl)-1-pyrrolidinyl)-1-(1-methylpropyl)-4-oxobutyl)-N-methyl-valinamide Soblidotin TZT 1027 TZT-1027