1: C18H12F3S3(1+); (methoxy(phenylthio)methyl)benzene With tetra-n-butylammonium tetrafluoroborate in dichloromethane T=-78°C; 0.166667 h; 2: allyl-trimethyl-silane With tetra-n-butylammonium tetrafluoroborate in dichloromethane T=-78°C; 1 h;