C501
"According to what you say, this thing is a long-lasting elixir of life. If you leave this thing, you won't be able to live. What use is that?"
After all, I have heard of the legends of the Nine Transformations Jindan that are even more powerful than this thing.
"Don't look at the effects of this thing on immortality. However, it is not something that can communicate with Yin and Yang