M8641——2,6-dibromo-4,8-bis(5-(2-ethylhexyl)-4-fluorothiophen-2-yl)benzo[1,2-b:4,5-b’]dithiophene

M7069——(3,3′-bis(2,4,6-triisopropylphenyl)-[2,2′-bithiophene]-5,5′-diyl)bis(trimethylstannane)，2713548-69-5