2,3-dimethyl-10H-anthracen-9-one

2,6-二甲基-4H-3,1-苯并噁嗪-4-酮

(9ci)-2,4,5-三甲基-1H-苯并咪唑

acetic acid,bicyclo[4.2.1]nonan-6-ol

3,4,9,10-tetrahydro-2H-phenanthren-1-one