(-)-4-Amino-3-isossazolidone [Italian] (S)-(-)-Cycloserine (S)-4-Amino-3-isoxazolidinone 3-ISOXAZOLIDINONE, 4-AMINO-, (L)- 3-Isoxazolidinone, 4-amino-, (S)- 339-72-0 4-27-00-05550 (Beilstein Handbook Reference) 433-56-7 BRN 0080799 Cyclo-L-serine EINECS 206-427-0 L-4-Amino-3-isoxazolidinone L-4-Aminoisoxazolidin-3-one L-Cycloserine L-Oxamicina [Italian] Levcicloserina [INN-Spanish] Levcycloserine Levcycloserine [USAN:INN] Levcycloserinum [INN-Latin]