C111112111133131121133133313331333133313331323133313331333133322112113231   >>    C11111211113313112113313331333133313331333132313331333133313332211211323   <<    C111112111133131121133133313331333133313331323133313331333133322112113233   >>      C111112111133131121133133313331333133313331323133313331333133322112113232   >>