Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
[a] CCOC(=O)c1ccc(N)cc1
[b] C1CCC2CCCCC2C1
[c] CCCC(=O)C(CC)Cc1ccccc1
[d] CCOP(=S)(OCC)SCn1nnc2ccccc2c1=O
[e] CCC(CC)(C(=O)O)c1cccc2ccccc12
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {acute_toxicity__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}