Source String: Try not.  Do.  Or do not.  There is no try.<hr>First eight characters: Try not.<hr>Last sixteen characters: There is no try.<hr>Capitalize NOT: Try NOT.  Do.  Or do NOT.  There is no try.<hr>Capitalize first NOT: Try NOT.  Do.  Or do not.  There is no try.<hr>Capitalize last NOT: Try not.  Do.  Or do NOT.  There is no try.<hr>