Histoheymatin or Histohaematin: How To spell?

The word Histoheymatin is misspelled against Histohaematin, a noun meaning "One of a class of respiratory pigments, widely distributed in the animal kingdom, capable of ready oxidation and reduction."

Histohaematin has vowels 'ae' together mispronounced as 'ey'
Word contains consecutive vowels 'AE' in between alphabets histoh & matin is misspelled as 'EY'
Wrong Spelling:  histoh-ey-matin 
Correct Spelling:  histoh-ae-matin 
Find more incorrect spellings of Histohaematin to spell right way.

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