C132233133112121111331333133313331323132313233313331333131133133311233121   >>    C13223313311212111133133313331333132313231323331333133313113313331123312   <<    C132233133112121111331333133313331323132313233313331333131133133311233123   >>      C132233133112121111331333133313331323132313233313331333131133133311233122   >>