The reaction is given as: $CH_3COOCH_2CH_3 + Na^{18}OH \rightarrow (A) + (B)$.
Further,$(A) \rightarrow (C) + (D) \text{ (alcohol)}$.
Identify the product $(C)$.

• A
  $CH_3-C(=O)-^{18}OH$
• B
  $CH_3-C(=O^{18})-OH$
• C
  $CH_3-C(=O)-^{18}O^-$
• D
  $CH_3-COO^-Na^+$