C3123223313331322121111331333133313133313231333132313133313232233231   >>    C312322331333132212111133133313331313331323133313231313331323223323   <<    C3123223313331322121111331333133313133313231333132313133313232233233   >>      C3123223313331322121111331333133313133313231333132313133313232233232   >>