C3132121111133313233121111331333133313331333133313331333133313331311212211   >>    C313212111113331323312111133133313331333133313331333133313331333131121221   <<    C3132121111133313233121111331333133313331333133313331333133313331311212213   >>      C3132121111133313233121111331333133313331333133313331333133313331311212212   >>