2-[(dodecylthio)ethynyl]thiophene InChI=1/C18H28S2/c1-2-3-4-5-6-7-8-9-10-11-15-19-17-14-18-13-12-16-20-18/h12-13,16H,2-11,15H2,1H thiophene, 2-[(dodecylthio)ethynyl]-