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Figure 1 A view of tetrakis(phenylethynyl)tin(IV), showing the atom-labelling scheme. Thermal ellipsoids are depicted at 50% propability level. Atoms C11A-C18A and C21A-C28A are generated with (−x,-y,z) and atoms C1AA-C8AA and C1B-C8B with (x,-y,-z) symmetry operator. |