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The title compounds are isomeric, C20H18S2. The (2,3) isomer has a anti conformation, parallel ring systems and approximate mirror symmetry. The (1,7) isomer has perpendicular ring systems and the bridge conformations reflect the inherent asymmetry of the substitution pattern.

Supporting information

cif

Crystallographic Information File (CIF)
Contains datablocks 1, 2, global

fcf

Structure factor file (CIF format)
Contains datablock 1

fcf

Structure factor file (CIF format)
Contains datablock 2

CCDC references: 129075; 129076

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