14320-99-1 1H-1,3,2-Diazaborolo(4,5-d)pyrimidine-5,7(4H,6H)-dione, 2,3-dihydro-4,6-dimethyl-2-phenyl- 4,6-Dimethyl-5,7-dioxo-2,3,4,5,6,7-hexahydro-2-phenyl-1H-1,3,2-diazaborolo(4,5-d)pyrimidine BRN 0549213