Take the first letter for each spec, hyphen, use case with underscores, underscore, variation with underscores.
No suffix for primary scenario.
e.g. ut1s-4_5 and ut1s-4_5_5_a
Take the first letter for each spec, hyphen, use case with underscores, underscore, variation with underscores.
No suffix for primary scenario.
e.g. ut1s-4_5 and ut1s-4_5_5_a