Thiazoles+ 22
Phenothiazines+ 20
Sulfhydryl Compounds+ 15
Amino Acids, Sulfur+ 10
Thiophenes+ 10
Thiourea+ 10
Sulfones+ 6
Thiazines+ 6
Thiocarbamates+ 6
Thioxanthenes+ 6
beta-Lactams+ 6
Thioglycosides+ 5
Isothiocyanates+ 4
Sulfur Acids+ 4
Sulfides+ 3
Thionucleosides+ 3
Organothiophosphorus Compounds+ 2
Sulfoxides+ 2
Thiepins+ 2
Thiosemicarbazones+ 2
Benzothiepins+ 1
Thiazides+ 1
Thioamides+ 1
Thiones+ 1
Thionucleotides+ 1
Cyclic S-OxidesSulfonium CompoundsThiocyanates