Betune or Betaine: How To spell?

The word Betune 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 'U'
Wrong Spelling:  bet-u-ne 
Correct Spelling:  bet-ai-ne 
Check more misspelled words of Betaine to spell it correct.

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