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What is the SMILES representation of the molecule with IUPAC name [2-[(4Z,7Z,10Z,13Z)-hexadeca-4,7,10,13-tetraenoyl]oxy-3-[(Z)-tridec-9-enoyl]oxypropyl] (9Z,12Z,15Z)-octadeca-9,12,15-trienoate ?
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