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  2. PETA,Phenyl-ethynyl-trimelletic anhydride,5-(3-Phenylprop-2-ynoyl)-1,3-dihydro-2-benzofuran-1,3-dione,5-(1-Oxo-3-phenyl-2-propyn-1-yl)-1,3-isobenzofurandione
PETA,Phenyl-ethynyl-trimelletic anhydride,5-(3-Phenylprop-2-ynoyl)-1,3-dihydro-2-benzofuran-1,3-dione,5-(1-Oxo-3-phenyl-2-propyn-1-yl)-1,3-isobenzofurandione

PETA,Phenyl-ethynyl-trimelletic anhydride,5-(3-Phenylprop-2-ynoyl)-1,3-dihydro-2-benzofuran-1,3-dione,5-(1-Oxo-3-phenyl-2-propyn-1-yl)-1,3-isobenzofurandione

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