2,2-Diphenyl-1-(p-ethylphenyl)-1-nitroethylene 21141-47-9 BRN 2336186 ETHYLENE, 2,2-DIPHENYL-1-(p-ETHYLPHENYL)-1-NITRO- Nitro-1 (p-ethylphenyl)-1 diphenyl-2,2 ethylene [French]