4,11-di-isopropyl-7,12-dimethyl-13-oxapentacyclo<7.2.1.14,12.02,11>tridec-6-ene-5,10-dione 在
ozone-containing oxygen 、
水 作用下,
生成
anti-7-acetyl-4-isopropyl-1-methyl-10-oxatetracyclo<4.4.0.02,4.03,8>decane-5,9-dione 、
anti-7-acetyl-4-isopropyl-9-isopropylidene-1-methyl-10-oxatetracyclo<4.4.0.02,4.03,8>decan-5-one 、 anti-7-acetyl-4,9-di-isopropyl-1-methyl-5-oxo-10-oxatetracyclo<4.4.0.0
2,4.0
3,8>decane-9-carboxylic acid