Complex sentence: Cycloserine (4-amino-3-isoxazolidinone) is an antibiotic effective against "Mycobacterium tuberculosis" and is sold under the brand name Seromycin.
Split into simpler sentences: Cycloserine (4-amino-3-isoxazolidinone) is an antibiotic effective against "Mycobacterium tuberculosis". It is sold under the brand name Seromycin.