C3123223313331322121111331333133313231333133313331333133313331333133312331311   >>    C312322331333132212111133133313331323133313331333133313331333133313331233131   <<    C3123223313331322121111331333133313231333133313331333133313331333133312331313   >>      C3123223313331322121111331333133313231333133313331333133313331333133312331312   >>