If convenient split it, but it doesn't really matter in the end. Still think you'd be fine with half that amount. Think marathon not sprint.
You can get DA's from various peptide warehouses. If all else fails then B6 can help here as well.
Why dump NAC?
I've heard you say you're researching HCG before. The research has been done. It works, use it. You only get one set of testicals.