b or 4A906.c. BIS is incorporating ECCN 4D906 for the CCL to control “computer software” “specially built” or modified for that “growth” or “creation” of commodities controlled by 4A906.b or 4A906.c.q to control “EUV” masks and “EUV” reticles made for built-in circuits, not specified by 3B001.g, and aquiring a mask “substr