2,4(1H,3H)-Quinazolinedione, 3-(bicyclo(5.1.0)octa-2,4-dien-8-yl)- 3-(Bicyclo(5.1.0)octa-2,4-dien-8-yl)-2,4(1H,3H)-quinazolinedione 55558-96-8 JLB-MP