C1322331331121211113313331333133313233313331333133313113313231333312121   >>    C132233133112121111331333133313331323331333133313331311331323133331212   <<    C1322331331121211113313331333133313233313331333133313113313231333312123   >>      C1322331331121211113313331333133313233313331333133313113313231333312122   >>