Oleen or Olein: How To spell?

The word Oleen is misspelled against Olein, a noun meaning "A fat, liquid at ordinary temperatures, but solidifying at temperatures below 0? C., found abundantly in both the animal and vegetable kingdoms (see Palmitin). It dissolves solid fats, especially at 30-40? C. Chemically, olein is a glyceride of oleic acid; and, as three molecules of the acid are united to one molecule of glyceryl to form the fat, it is technically known as triolein. It is also called elain."

Word contains consecutive vowels 'EI' in between alphabets ol & n is misspelled as 'EE'
Wrong Spelling:  ol-ee-n 
Correct Spelling:  ol-ei-n 
Explore spell check of Olein to spell without errors.