... -amino-2-carboxyethyl)thio]-2-[[(2,2-dimethylcyclopropyl)carbonyl]amino]-,monosodium salt, [R-[R*,S*-(Z)]]-;2-Heptenoic acid,7-[[(2R ... -2-carboxyethyl]thio]-2-[[[(1S)-2,2-dimethylcyclopropyl]carbonyl]amino]-,monosodium salt, (2Z)- (9CI);Cilastatin sodium;Cilastatin sodium salt;L642957;MK ...