Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
a) COP(=S)(OC)SCSCC=C(Cl)Cl
b) CC(C)CCCCCOP(OCCCCCC(C)C)OCCCCCC(C)C
c) NS(=O)(=O)c1c(Cl)c(Cl)c(Cl)c2[nH]c(C(F)(F)F)nc12
d) CCOC(=O)C(C)Oc1ccc(Oc2nc3ccc(Cl)cc3o2)cc1
e) CCCCSc1nc2ccccc2s1
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}