1,12-dimethyl-21-oxahexacyclo[10.6.5.0~2,11~.0~3,8~.0~13,18~.0~19,23~]tricosa-2(11),3,5,7,9,13,15,17-octaene-20,22-dione (non-preferred name)
Product Code: 1849790
Molecular Formula: C24H18O3
Molecular Weight: 354.39

dimethyl,oxahexacyclo,tricosa,octaene,dione,preferred,CASNo 6632-71-9