C22213331333133313112331323133313331333133313233121111113313331332132121   >>    C2221333133313331311233132313331333133313331323312111111331333133213212   <<    C22213331333133313112331323133313331333133313233121111113313331332132123   >>      C22213331333133313112331323133313331333133313233121111113313331332132122   >>