Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, or d without using any additional words.
Options:
[a] N#CCCC1CN2CCc3cc4c(cc3C2CC1=O)OCO4
[b] CC(C)(C)c1ccc(C(=O)OCC(Cl)(Cl)Cl)o1
[c] C=CC1OCC(C)O1
[d] CC1OP(=S)(Cl)OC2CCCCC12
Answer: d
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}