Propanedinitrile, 2,2'-[[6,6,12,12-tetrakis(4-hexylphenyl)-6,12-dihydrodithieno[2,3-d:2',3'-d']-s-indaceno[1,2-b:5,6-b']dithiophene-2,8-diyl]bis[methylidyne(5-methyl-3-oxo-1H-indene-2,1(3H)-diylidene)]]bis- 1g

Propanedinitrile, 2,2'-[[6,6,12,12-tetrakis(4-hexylphenyl)-6,12-dihydrodithieno[2,3-d:2',3'-d']-s-indaceno[1,2-b:5,6-b']dithiophene-2,8-diyl]bis[methylidyne(5-methyl-3-oxo-1H-indene-2,1(3H)-diylidene)]]bis- 1g