1-phenyl-4,4,5,5,6,6,7,7-octafluoro-2-hepten-1-one

1,2-diphenyl-2-methylseleno-propane-1-ol

5-chlorosulfonyl-2-phenylindole

3-phenyl-5-[(phenylsulfonyl)methyl]isoxazole

1-(p-bromobenzyl)-2-t-butyl-4-(p-fluorophenyl)-6-phenylpyridinium trifluoromethanesulphonate