9-methyl-1,2,3,4,5,6,7,8-octahydro-phenanthrene

2,3,6,7-tetramethylanthracene-9,10-dione

1,1-二甲基环戊烷

4,4-diphenylbutanoic acid

(4-甲氧基苯基)-氧代乙腈