C13223313311212111133133313331333131133131333133313331322132112311   >>    C1322331331121211113313331333133313113313133313331333132213211231   <<    C13223313311212111133133313331333131133131333133313331322132112313   >>      C13223313311212111133133313331333131133131333133313331322132112312   >>