Hey! This developer sounds interesting! The text is from Photographers' Formulary http://www.photoformulary.com(posted 8687 days ago)FORMULARY MCM-100 FILM DEVELOPER contains catechol and -p-phenylenediamine. MCM-100 produces extremely fine-grain negatives with good sharpness and superb tonal gradation.
It is recommended for Tri-X, TMAX and HP5 films; however, it is also excellent with slower films. The contrast can be controlled by development time.
The chemicals in the kit will make a working solution with a capacity for six rolls of film.
The shelf life of the working solution is six months.
Solution Size Cat. No. Price 1 liter 01-0200 $14.25 2 liters 01-0201 21.00
It's not cheap, but maybe worth to try!