101913-78-4 4-HEPTANONE, 2,6-BIS(CHLORODIFLUOROMETHLY)-1,7-DICHLORO-2,6-DIHYDROXY-3-METHYL-1 4-Heptanone, 2,6-bis(chlorodifluoromethly)-1,7-dichloro-2,6-dihydroxy-3-methyl-1,1,7,7-tetrafluoro-