Which of the following is a mechanistic intermediate in this Mannich reaction? 
Definitions:
Industry
Refers to a group of companies that are related based on their primary business activities.
Systematic Risk
The risk inherent to the entire market or market segment, which cannot be eliminated through diversification.
Rate of GDP Growth
The annual percentage increase in a country's gross domestic product, indicating the pace at which its economy is expanding or contracting.
Unsystematic Risk
The risk associated with a specific issuer of a security, such as a company's financial condition or management decisions, distinct from market risk.
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