C3123223313331322121111331333133313231333132212111133131232331121   >>    C312322331333132212111133133313331323133313221211113313123233112   <<    C3123223313331322121111331333133313231333132212111133131232331123   >>      C3123223313331322121111331333133313231333132212111133131232331122   >>