C13223313311212111133133313331333133313232233133313121111331333132313113231   >>    C1322331331121211113313331333133313331323223313331312111133133313231311323   <<    C13223313311212111133133313331333133313232233133313121111331333132313113233   >>      C13223313311212111133133313331333133313232233133313121111331333132313113232   >>