C3123223313331322121111331333133313231333132212111133132313113211111   >>    C312322331333132212111133133313331323133313221211113313231311321111   <<    C3123223313331322121111331333133313231333132212111133132313113211113   >>      C3123223313331322121111331333133313231333132212111133132313113211112   >>