C3132121111133313233121111331333133313331333133313331333133313332113313233311   >>    C313212111113331323312111133133313331333133313331333133313331333211331323331   <<    C3132121111133313233121111331333133313331333133313331333133313332113313233313   >>      C3132121111133313233121111331333133313331333133313331333133313332113313233312   >>