C13223313311212111133133313331333131133131333133313331312113312331   >>    C1322331331121211113313331333133313113313133313331333131211331233   <<    C13223313311212111133133313331333131133131333133313331312113312333   >>      C13223313311212111133133313331333131133131333133313331312113312332   >>