Ball and stick drawing of the X-ray crystallographic molecular structure of5. Hydrogen atoms are omitted for clarity. Selected bond lengths [A], bond angles [°], and dihedral angles [°]: Sn1-Si3 2.615(9), Sn1-Li2 2.912(8), Sn1-Li3 2.920(6), Sn2-Si1 2.610(10), Sn2-Si2 2.618(11), Sn2-Li1 2.894(4), Sn2-Li2 2.891(4), Sn2-Li3 2.912(6), Li1-Sn2' 2.894(4), Li1-Li2 2.933(11), Li2-Sn2' 2.891(4), Li2-Li3 2.911(7); Si3-Sn1-Si3' 107.2(4), Si3-Sn1-Li2 126.4(2), Si3'-Sn1-Li3 107.5(12), Si3-Sn1-Li3 107.1(12), Li2-Sn1-Li3 59.9(11), Li3-Sn1-Li3' 119.8(2), Si1-Sn2-Si2 108.1(3), Si1-Sn2-Li1 109.3(8), Si1-Sn2-Li2 127.6(2), Si1-Sn2-Li3 107.2(12), Si2-Sn2-Li1 105.0(8), Si2-Sn2-Li2 124.2(3), Si2-Sn2-Li3 105.3(12), Li1-Sn2-Li3 121.1(17), Li2-Sn2-Li1 60.9(19), Li2-Sn2-Li3 60.2(17), Sn2'-Li1-Sn2 119.0(3), Sn2-Li1-Li2 59.4(14), Sn1-Li2-Li1 180.0(0), Sn2-Li2-Sn1 120.4(13), Sn2'-Li2-Sn2 119.2(3), Sn2-Li2-Li1 59.5(13), Sn2-Li2-Li3' 177.9(15), Sn2-Li2-Li3 60.2(12), Sn2'-Li2-Li3 177.9(15), Li3-Li2-Sn1 60.2(18), Li3-Li2-Li1 119.8(18), Li3-Li2-Li3' 120.4(4), Sn2-Li3-Sn1 119.4(19), Li2-Li3-Sn1 59.9(17), Li2-Li3-Sn2 59.5(17); Sn1-Sn2'-Sn2-Li2 0(0), Li1-Li3-Li3'-Li2 0(0).