C3123223313331322121111331333133313231333132212111111331331121111333322331   >>    C312322331333132212111133133313331323133313221211111133133112111133332233   <<    C3123223313331322121111331333133313231333132212111111331331121111333322333   >>      C3123223313331322121111331333133313231333132212111111331331121111333322332   >>