(Solved): 2. Which compound when treated with \( \mathrm{NaOCH}_{3} \) followed by neutralization with aqueo ...

2. Which compound when treated with \( \mathrm{NaOCH}_{3} \) followed by neutralization with aqueous acid will produce this \( \beta \)-diketone? (A) (B) (C) (D) 3. If this steroid tetracarboxylic acid is heated, which carboxyl group will be readily lost as carbon dioxide? (A) \( \mathrm{CO}_{2} \mathrm{H} \) at \( \mathrm{C}-15 \) (B) \( \mathrm{CO}_{2} \mathrm{H} \) at \( \mathrm{C}-13 \) (C) \( \mathrm{CO}_{2} \mathrm{H} \) at \( \mathrm{C}-5 \) (D) \( \mathrm{CO}_{2} \mathrm{H} \) at \( \mathrm{C}-2 \)