LCZ696(valsartan + sacubitril) impurity 35 [1,1′-Biphenyl]-4-pentanoic acid, γ-[(3-carboxy-1-oxopropyl)amino]-α-methyl-, 4-methyl ester, calcium salt (2:1), (αR,γS)- LCZ696(valsartan + sacubitril) impurity 31 [1,1'-Biphenyl]-4-pentanoic acid, γ-(acetylamino)-α-methyl-, (αR,γS)- 2S,4R-Sacubitril Sacubatrava valsartan sodium hydrate Sacubitril Impurity 43 Sacubitril Sodium Sacubitril Methyl esterQ: What is Sacubitril Methyl ester Q: What is the CAS Number of Sacubitril Methyl ester Sacubitrilat-d5