Doexygenation or Deoxygenation: How To spell?

The word Doexygenation is misspelled against Deoxygenation, a noun meaning "The act or operation of depriving of oxygen."

Word contains consecutive vowels 'EO' in between alphabets d & xygenation is misspelled as 'OE'
Wrong Spelling:  d-oe-xygenation 
Correct Spelling:  d-eo-xygenation 
Find more incorrect spellings of Deoxygenation to spell right way.