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133838-88-7 2-butenedioic acid, 2,3-bis(2,4,5-trimethyl-3-thienyl)-, diethyl ester, (z)-

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Product Name 2-Butenedioic acid, 2,3-bis(2,4,5-trimethyl-3-thienyl)-, diethyl ester, (Z)-
CAS No. 133838-88-7
Molecular Formula C22H28O4S2