Anybody have a Kodak, Photographer's Formulary, or homebrew substitute for Tetenal Eukobrom?

First development: Tetenal Eukobrom 1+5 (42ml) for 11 minutes at 20C, add 125ml of a 2% di sodium hypo concentrate (equalling 2,5g of the same chemical specimen in 250ml), 1 inversion of 5 seconds every 15 seconds; diluition guideline: 125ml → 167ml → 250ml; start with 125ml of a 2% sodium hypo, then add 42 ml of developer (up to 167ml) then add water up to 250ml;