C11112331333132311331333133313231333131133131211113313232332331   >>    C1111233133313231133133313331323133313113313121111331323233233   <<    C11112331333132311331333133313231333131133131211113313232332333   >>      C11112331333132311331333133313231333131133131211113313232332332   >>