[(((CH(C(Me)N(2,4,6-Me3C6H2))2)Al)(μ-O)(Si(OtBu)2)(μ-O))2]

[HC{C(Me)N(2,6-iPr2C6H3)}2]Al[(μ-O)Si(OH)(OtBu)]2

[HC{C(Me)N(2,6-iPr2C6H3)}2]Ga[(μ-O)Si(OH)(OtBu)]2

[HC{C(Me)N(2,6-iPr2C6H3)}2]Ga[(μ-O)Si(μ-O)(OtBu)2]2Zr(NEt2)2

[HC{C(Me)N(2,6-iPr2C6H3)}2]Ga[(μ-O)Si(μ-O)(OtBu)2]2Hf(NEt2)2