1,1'-(13-Oxido-13-thiabicyclo(8.2.1)tridec-5-ene-2,9-diyl)bispiperidine 174198-17-5 2,9-Dipiperidino-13-thiabicyclo(8.2.1)tridec-5-ene 13-oxide Piperidine, 1,1'-(13-oxido-13-thiabicyclo(8.2.1)tridec-5-ene-2,9-diyl)bis-