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Report a problem with 2(3H)-Benzofuranone, 3-[5,7-bis(1,1-dimethylethyl)-2-oxo-3(2H)- benzofuranylidene]-5,7-bis(1,1-dimethylethyl)-, (3E)- (EC: 429-490-8) (CAS 75540-64-6).

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