C111112111133131121133133313331333133313331323133313331333131133133112133131   >>    C11111211113313112113313331333133313331333132313331333133313113313311213313   <<    C111112111133131121133133313331333133313331323133313331333131133133112133133   >>      C111112111133131121133133313331333133313331323133313331333131133133112133132   >>