Sucinyl or Succinyl: How To spell?
The word Sucinyl is misspelled against Succinyl, a noun meaning "A hypothetical radical characteristic of succinic acid and certain of its derivatives."
Succinyl has double "cc" is mispronounced as "c"Remember double 'CC' in between the strings Su & inyl which should not be misspelled with single 'C'
Wrong Spelling:  Su-c-inyl  Correct Spelling:  Su-cc-inyl 
Check more misspelled words of Succinyl to spell it correct.