2H-Oxazolo(3,2-a)-1,3,5-triazine-2,4(3H)-dione, 6,7-diphenyl-3-(4-nitrophenyl)- 35629-69-7 6,7-Diphenyl-3-(4-nitrophenyl)-2H-oxazolo(3,2-a)-1,3,5-triazine-2,4(3H)-dione BRN 0865727