C3132121111133313233121111331333133313331333133313331333133313331311212321131   >>    C313212111113331323312111133133313331333133313331333133313331333131121232113   <<    C3132121111133313233121111331333133313331333133313331333133313331311212321133   >>      C3132121111133313233121111331333133313331333133313331333133313331311212321132   >>