C111112111133131121133133313331333132313232233132313331323133313331323132313311   >>    C11111211113313112113313331333133313231323223313231333132313331333132313231331   <<    C111112111133131121133133313331333132313232233132313331323133313331323132313313   >>      C111112111133131121133133313331333132313232233132313331323133313331323132313312   >>