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, d, or e without using any additional words.
Options:
a.) COC(=O)CC(SP(=O)(OC)OC)C(=O)OC
b.) C=CS(C)(=O)=O
c.) CCOC(=O)CCC(=O)OCC
d.) CN(C)S(=O)(=O)c1c(Cl)c(Cl)c(Cl)c2[nH]c(C(F)(F)F)nc12
e.) OC(O)C(Cl)(Cl)Cl
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}