Sn 1.0000000000000000 -1.9252420715920100 1.9252420715920100 1.9252420715920100 1.9252420715920100 -1.9252420715920100 1.9252420715920100 1.9252420715920100 1.9252420715920100 -1.9252420715920100 Sn 1 Cartesian 0.0000000000000000 0.0000000000000000 0.0000000000000000