Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
[a] CC(C)OC(=O)COc1ccc(Cl)cc1Cl
[b] CCOP(=S)(OCC)OC(=CCl)c1cc(Cl)ccc1Cl
[c] CCSCc1ccccc1OC(=O)NC
[d] CC(=O)Nc1ccc(O)cc1
[e] O=CNC(Cc1ccc(N(CCCl)CCCl)cc1)C(=O)O
Answer: b
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}