Figure 4
The Pb⋯S interactions (dashed lines) in (Ib), with distances of 3.506 (3) Å. The distance from atom Pb1 to the centroid of the C5–C10 ring of an adjacent molecule (also dashed lines) is 3.171 Å. [Symmetry codes: (i) −x + 1, −y + 2, −z + 1; (ii) x, y + 1, z.] |