Molecular Formula

4H,5H-Pyrano[3,2-c][1]benzopyran-4,5-dione, 2-(4-nitrophenyl)-

CAS:264257-50-3

Formula:C18H9NO6

2,2'-Spirobi[2H-indene]-1,1',3,3'-tetrone, 5-methyl-5'-nitro-

CAS:486455-83-8

Formula:C18H9NO6

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