C11112331333132311331333133313231333131133131211111333132323331   >>    C1111233133313231133133313331323133313113313121111133313232333   <<    C11112331333132311331333133313231333131133131211111333132323333   >>      C11112331333132311331333133313231333131133131211111333132323332   >>