121593-86-0 2,4(1H,3H)-Pyrimidinedione, 6-ethoxy-1-((4-methoxy-3-nitrophenyl)methyl)-3-methyl- 6-Ethoxy-1-((4-methoxy-3-nitrophenyl)methyl)-3-methyl-2,4(1H,3H)-pyrimidinedione BRN 3569837