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Figure 9
Four structural motifs for mol­ecules of the general composition R2Sn(S2CNRR′′)2: (a) skew trapezoidal bipyramidal, (b) five-coordinate trigonal–bipyramidal owing to a monodentate di­thio­carbamate ligand, (c) cis-octa­hedral and (d) seven-coordinate penta­gonal–bipyramidal owing to additional coordination by a heteroatom of the tin-bound residue. In all images, H atoms have been omitted, only the α-C atoms bound to nitro­gen included and, in all but (d), only the α-C atom of the tin-bound residues shown.

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