C1111133313331323223313331333133313331323132232111133132322121221   >>    C111113331333132322331333133313331333132313223211113313232212122   <<    C1111133313331323223313331333133313331323132232111133132322121223   >>      C1111133313331323223313331333133313331323132232111133132322121222   >>