C11112331312111112111133133313331333133313223223313231311331323133313111131   >>    C1111233131211111211113313331333133313331322322331323131133132313331311113   <<    C11112331312111112111133133313331333133313223223313231311331323133313111133   >>      C11112331312111112111133133313331333133313223223313231311331323133313111132   >>