1-[(E)-2-Formyl-1-(4-methylphenyl)ethenyl]-3-(4-methylphenyl)pyrazole-4-carbaldehyde

In the crystal structure of the title compound, C21H18N2O2, molecules are linked through C—H...O interactions. Two symmetry-related molecules form a cyclic centrosymmetric R22(20) dimer. These dimers are further connected into chains running along the b axis.