1,3,5-Tris(p-methoxyphenyl)-s-triazine-2,4,6(1H,3H,5H)-trione 4-26-00-00640 (Beilstein Handbook Reference) 4623-21-6 BRN 0371536 s-Triazine-2,4,6(1H,3H,5H)-trione, 1,3,5-tris(p-methoxyphenyl)-