ditert-butyl 2-(2-oxoethyl)propanedioate

2-(4-溴苯基)-丙二酸-1,3-双叔丁酯

ethyl 12-acetyloxy-8-carbonochloridoylheptadecanoate

1-O,1-O-ditert-butyl 7-O-ethyl heptane-1,1,7-tricarboxylate

12-hydroxy-8-(hydroxymethyl)heptadecanoic acid