Like tobyink answered That's because it's called module_notional_filename

You typed module_notational_filename but didn't copy/paste module_notional_filename 

$ perl -MModule::Runtime=module_notational_filename -e 1
"module_notational_filename" is not exported by the Module::Runtime mo
+dule
Can't continue after import errors at -e line 0.
BEGIN failed--compilation aborted.

$ perl -MModule::Runtime=module_notional_filename -e 1

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In reply to Re^13: can't import using exporter by Anonymous Monk
in thread can't import using exporter by perl-diddler

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