Bortezomib Impurity 41

Chemical Name: 1,1,1-trimethyl-N-((R)-3-methyl-1-((3aS,4S,6S,7aR)-3a,5,5-trimethylhexahydro-4,6-methanobenzo[d][1,3,2]dioxaborol-2-yl)butyl)-N-(trimethylsilyl)silanamine

Smile: C[C@@]1([C@]2([H])OB([C@H](CC(C)C)N([Si](C)(C)C)[Si](C)(C)C)O1)[C@](C[C@@]3([H])C2)([H])C3(C)C