6813-92-9 BRN 2457552 Bicyclo(4.2.0)octa-1,3,5-trien-7-yl methyl ketone O-(2-hydroxypropyl)oxime KETONE, BICYCLO(4.2.0)OCTA-1,3,5-TRIEN-7-YL METHYL, O-(2-HYDROXYPROPYL)OXIME O-(2-Hydroxypropyl)-1-acetylbenzocyclobutene oxime