Corovaline or Corrovaline: How To spell?

The word Corovaline is misspelled against Corrovaline, a noun meaning "A poisonous alkaloid extracted from corroval, and characterized by its immediate action in paralyzing the heart."

--> Corrovaline has double "rr" is mispronounced as "r"
Remember double 'RR' in between the strings co & ovaline which should not be misspelled with single 'R'
Wrong Spelling:  co-r-ovaline 
Correct Spelling:  co-rr-ovaline 
Find more incorrect spellings of Corrovaline to spell right way.

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