<unk>  (INN), also known as sulphasomidine (BAN until 2003), sulfamethin and sulfaisodimidine, is a sulfonamide antibacterial. It is closely related to sulfadimidine.
Sulfisomidine
Guanethidine
Amsacrine
Quinine
Ioxaglic acid
Dimetacrine
Camylofin
Doxofylline