Disatogen or Diisatogen: How To spell?

The word Disatogen is misspelled against Diisatogen, a noun meaning "A red crystalline nitrogenous substance or artificial production, which by reduction passes directly to indigo."

Diisatogen has double "ii" is mispronounced as "i"
Remember double 'II' in between the strings d & satogen which should not be misspelled with single 'I'
Wrong Spelling:  d-i-satogen 
Correct Spelling:  d-ii-satogen 
Find more incorrect spellings of Diisatogen to spell right way.