C3123223313331322121111331333133313121111331323133313231311111121   >>    C312322331333132212111133133313331312111133132313331323131111112   <<    C3123223313331322121111331333133313121111331323133313231311111123   >>      C3123223313331322121111331333133313121111331323133313231311111122   >>