C111112111133131121133133313331333133313331323132313331333132233112321   >>    C11111211113313112113313331333133313331333132313231333133313223311232   <<    C111112111133131121133133313331333133313331323132313331333132233112323   >>      C111112111133131121133133313331333133313331323132313331333132233112322   >>