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.

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