C31232233133313221211113313331333132313331322121111112231132311   >>    C3123223313331322121111331333133313231333132212111111223113231   <<    C31232233133313221211113313331333132313331322121111112231132313   >>      C31232233133313221211113313331333132313331322121111112231132312   >>