N,N',N''-((1R,1'R,1''R)-(((1S,1'S,1''S)-(1,3,5,2,4,6-Trioxatriborinane-2,4,6-triyl)tris(3-methylbutane-1,1-diyl))tris(azanediyl))tris(2-oxo-1-phenylethane-2,1-diyl))tris(pyrazine-2-carboxamide) 1g

N,N',N''-((1R,1'R,1''R)-(((1S,1'S,1''S)-(1,3,5,2,4,6-Trioxatriborinane-2,4,6-triyl)tris(3-methylbutane-1,1-diyl))tris(azanediyl))tris(2-oxo-1-phenylethane-2,1-diyl))tris(pyrazine-2-carboxamide) 1g