1-(2,4-Bis-allylaminopyrimidin-6-yl)-4-(chrom-3-ene-3-ylmethyl)piperazine 2,4-Pyrimidinediamine, 6-(4-(2H-1-benzopyran-3-ylmethyl)-1-piperazinyl)-N,N'-di-2-propenyl- 6-(4-(2H-1-Benzopyran-3-ylmethyl)-1-piperazinyl)-N,N'-di-2-propenyl-2,4-pyrimidinediamine 87813-83-0