Selamectin
Sancycline hydrochloride
6-Demethyl-6-deoxytetracycline hydrochloride, NSC 51812
Salinomycin sodium
Sulbactam sodium
Penicillanic acid 1,1-dioxide sodium
Spinosyn A 17-pseudoaglycone
A 83543A pseudoglycone
Spinosyn D 17-pseudoaglycone
A 83543D pseudoaglycone
Spinosyn A aglycone
Spinosyn D aglycone
Sporidesmolide complex