Symmetry in Sura al-Jinn

I have discovered a chiastic structure in Sura al-Jinn.

Here is my rhetorical analysis:

Here are some key correspondences: B and B’ (72:8 and 72:27), C and C’ (72:9 and 72:26), D and D’ (72:10 and 72:25), and F and F’ (72:15 and 72:23).