C13223313311212111133133313331323133313233313121111133313232322331323112331   >>    C1322331331121211113313331333132313331323331312111113331323232233132311233   <<    C13223313311212111133133313331323133313233313121111133313232322331323112333   >>      C13223313311212111133133313331323133313233313121111133313232322331323112332   >>