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1,3-Bis(methylsulfonyl)-1,2,3,4-tetrahydroquinazoline-2,4-dicarbonitrile |
1,3-Bis(methylsulfonyl)-1,2,3,4-tetrahydroquinazoline-2,4-dicarbonitrile |
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3,3'-Bis(4-methylphenyl)[6,6'-biquinazoline]-2,2',4,4'(1H,1'H,3H,3'H)-tetrone |
3,3'-Bis(4-methylphenyl)[6,6'-biquinazoline]-2,2',4,4'(1H,1'H,3H,3'H)-tetrone |
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