methyl 3-hydroxy-2,2-dimethyldecanoate

5-甲氧基-4,4-二甲基-5-氧代戊酸

5-(叔丁基)-3,3-二甲基-6-硝基苯并呋喃-2(3h)-酮

5-O-ethyl 1-O-methyl 2,2,3-trimethylpentanedioate

dimethyl 2,2,3,3-tetramethylbutanedioate