C11112331312111112111133132313331333133313232213331333221311211331   >>    C1111233131211111211113313231333133313331323221333133322131121133   <<    C11112331312111112111133132313331333133313232213331333221311211333   >>      C11112331312111112111133132313331333133313232213331333221311211332   >>