C111112111133131121133133313331311331333132313331323133313331322311   >>    C11111211113313112113313331333131133133313231333132313331333132231   <<    C111112111133131121133133313331311331333132313331323133313331322313   >>      C111112111133131121133133313331311331333132313331323133313331322312   >>