Ptomaone or Ptomaine: How To spell?

The word Ptomaone is misspelled against Ptomaine, a noun meaning "One of a class of animal bases or alkaloids formed in the putrefaction of various kinds of albuminous matter, and closely related to the vegetable alkaloids; a cadaveric poison. The ptomaines, as a class, have their origin in dead matter, by which they are to be distinguished from the leucomaines."

Word contains consecutive vowels 'AI' in between alphabets ptom & ne is misspelled as 'AO'
Wrong Spelling:  ptom-ao-ne 
Correct Spelling:  ptom-ai-ne 
Find more incorrect spellings of Ptomaine to spell right way.

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