In the title salt, C16H18NO(+)·C10H7O3S(-), the substituents attached to the central C=C bond adopt a trans conformation and the benzene and pyridinium rings are nearly coplanar, making a dihedral angle of 6.01 (9)°. The crystal structure features weak C-H⋯O hydrogen bonds and C-H⋯π inter-actions .
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