C111123313121111121111331333132313331323133313331322133313232122311   >>    C11112331312111112111133133313231333132313331333132213331323212231   <<    C111123313121111121111331333132313331323133313331322133313232122313   >>      C111123313121111121111331333132313331323133313331322133313232122312   >>