C3123223313331322121111331333133313231333132212111133132313112222311   >>    C312322331333132212111133133313331323133313221211113313231311222231   <<    C3123223313331322121111331333133313231333132212111133132313112222313   >>      C3123223313331322121111331333133313231333132212111133132313112222312   >>