Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
[a] CCCOC(=O)CC
[b] CCN(CC)CCNc1ccc(CO)c2sc3ccccc3c(=O)c12
[c] CC(=O)OC1CC(C)CCC1C(C)C
[d] CCO[Si](C)(C)CCl
[e] O=C(OCc1ccccc1)c1ccccc1
Answer: e
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}