trans-2--1',3',3'-trimethylindolium iodide

3-methyl-1-pyridin-1-ium-1-ylbutan-2-one,iodide

3-amino-3-methylbutan-2-one

(3R,5S,10S,13S,17S)-4,4,10,13-四甲基-17-[(2R)-6-甲基庚-5-烯-2-基]-1,2,3,5,6,7,11,12,16,17-十氢环戊烯并[a]菲-3-醇

tert-butyl 3-hydroxy-3,4-dimethylpentanoate