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. ClC=C(Cl)Cl
b. COc1ccc(S(=O)(=O)NC(=O)NC2CCCCC2)cc1OC
c. CCC(CC(C)CC)=NO
d. FC(F)(F)c1nc2c(Br)c(Cl)c(Cl)c(Cl)c2[nH]1
e. CC(C)CCP(=O)(CCC(C)C)CCC(C)C
Answer: c
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}