5,5-Dimethylpiperidine-2,4-dione118263-81-3100 % similar 3,3-Dimethylpyrrolidin-2-one4831-43-039 % similar 2,2,6,6-Tetramethyl-3,5-heptanedione1118-71-437 % similar 2,2-Dimethylcyclopentanone4541-32-635 % similar 3-tert-Butyl-4,5-dihydro-1H-pyrazol-5-one29211-68-531 % similar 2-Amino-N-(2,2,2-trifluoroethyl)acetamide359821-38-831 % similar 2,8-Diazaspiro(4.5)decan-3-one561314-57-631 % similar 2,4-Piperidinedione50607-30-231 % similar 3,7-Diethyl-3,7-dimethyl-4,6-nonanedione865193-73-331 % similar 1,1,1-Trifluoro-5,5-dimethyl-2,4-hexanedione22767-90-430 % similar 5,5-Dimethylpyrrolidin-2-one5165-28-630 % similar Pivaloylacetonitrile59997-51-230 % similar