1-[6-(2,6-dioxopiperidin-1-yl)hexyl]piperidine-2,6-dione

6-氧杂螺[4.5]癸烷-7-酮

5-(3-methyl-4-phenylphenyl)pentanoic acid

tert-butyl 5-[methoxy(methyl)amino]-5-oxopentanoate

5-(4-异-丙基苯基)-5-氧代戊酸