C3123223313331322121111331333133313231333132212111133132233313113121   >>    C312322331333132212111133133313331323133313221211113313223331311312   <<    C3123223313331322121111331333133313231333132212111133132233313113123   >>      C3123223313331322121111331333133313231333132212111133132233313113122   >>