C3132121111133313233121111331333133313331333133313331333133313331312312233231   >>    C313212111113331323312111133133313331333133313331333133313331333131231223323   <<    C3132121111133313233121111331333133313331333133313331333133313331312312233233   >>      C3132121111133313233121111331333133313331333133313331333133313331312312233232   >>