The format statements reference those hashes. They are not yet in scope because they haven't yet been declared. Move the declaration of the hashes before the format statements.

---
print map { my ($m)=1<<hex($_)&11?' ':'';
$m.=substr('AHJPacehklnorstu',hex($_),1) }
split //,'2fde0abe76c36c914586c';
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