C111123313121111121111331323133313331333132322133313332112312331   >>    C11112331312111112111133132313331333133313232213331333211231233   <<    C111123313121111121111331323133313331333132322133313332112312333   >>      C111123313121111121111331323133313331333132322133313332112312332   >>