Which group was not a part of the d. c. hardcore scene?

D.C. Hardcore scene is considered one of the first and influential punk scenes, emerging in late 1979. Many new bands in this scene came to light in the late 1970s and early 1980s. Bad Brains, Teen Diles, Minor Threat were among them, but not The Minutemen. The latter was founded after this scene.   

Ithink its trade and commernce let me know if im wrong