C13223313311212111133133313331323133313233313121111121111331333131333132212331   >>    C1322331331121211113313331333132313331323331312111112111133133313133313221233   <<    C13223313311212111133133313331323133313233313121111121111331333131333132212333   >>      C13223313311212111133133313331323133313233313121111121111331333131333132212332   >>