L-Valinamide,N,N-dimethyl-L-valyl-N-[2-methoxy-1-(1-methylpropyl)-4-[2-[1-(methylthio)-3-oxo-3-[4-(phenylmethyl)-1-piperazinyl]propyl]-1-pyrrolidinyl]-4-oxobutyl]-N-methyl-
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