Is bstx a National Securities Exchange?

Could you elaborate on whether BSTX qualifies as a National Securities Exchange? Given the evolving nature of financial markets and the emergence of new trading platforms, it's crucial to understand the regulatory framework surrounding these entities. Does BSTX adhere to the standards and oversight mechanisms required of a National Securities Exchange? Or is it a more specialized platform operating within a different regulatory landscape? Clarifying this distinction would be invaluable for investors and market participants alike.