3-Carboxy-2,2,5,5-tetramethyl-1-pyrrolidinyloxy2154-68-9100 % similar 4-Amino-2,2,6,6-tetramethylpiperidine-1-oxyl14691-88-443 % similar 4-Hydroxy-tempo2226-96-243 % similar 4-Acetamido-tempo14691-89-541 % similar 2,2-Difluorocyclopropane-1-carboxylic acid107873-03-039 % similar D-Camphoric acid124-83-437 % similar Camphoric acid560-09-837 % similar Tempone2896-70-036 % similar 2,2,3,3-Tetramethylcyclopropanecarboxylic acid15641-58-434 % similar 4-tert-Butylcyclohexanecarboxylic acid5451-55-833 % similar trans-4-tert-Butylcyclohexanecarboxylic acid943-29-333 % similar 3,3-Difluorocyclobutanecarboxylic acid107496-54-832 % similar L-tert-Leucine20859-02-332 % similar D-tert-Leucine26782-71-832 % similar tert-Leucine33105-81-632 % similar Cyclopentanecarboxylic acid3400-45-131 % similar Cyclobutanecarboxylic acid3721-95-731 % similar Sulbactam68373-14-831 % similar 1-Boc-azetidine-3-carboxylic acid142253-55-231 % similar 1-(1,1-Dimethylethyl) (2S)-4,4-dimethyl-1,2-pyrrolidinedicarboxylate1001353-87-231 % similar