Beteyne or Betaine: How To spell?

The word Beteyne is misspelled against Betaine, a noun meaning "A nitrogenous base, C5H11NO2, produced artificially, and also occurring naturally in beet-root molasses and its residues, from which it is extracted as a white crystalline substance; -- called also lycine and oxyneurine. It has a sweetish taste."

Word contains consecutive vowels 'AI' in between alphabets bet & ne is misspelled as 'EY'
Wrong Spelling:  bet-ey-ne 
Correct Spelling:  bet-ai-ne 
Explore spell check of Betaine to spell without errors.

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