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 additional words.
Options:
(a) OCCCCC(O)CO
(b) O=S(=O)(C(Cl)CCl)C(Cl)CCl
(c) O=C(O)CF
(d) CCC(=O)OCC(COC(=O)CC)OC(=O)CC
(e) CON=C(C)C(=NOC(=O)N(C)SSC(C)(C)C)C(=O)N(C)C
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}