C313212111133131211331333133313331333132212113313331323331323132223221131   >>    C31321211113313121133133313331333133313221211331333132333132313222322113   <<    C313212111133131211331333133313331333132212113313331323331323132223221133   >>      C313212111133131211331333133313331333132212113313331323331323132223221132   >>