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) O=C(CCl)c1ccc(O)cc1
b) Cc1cc(C)c(C)cc1C
c) O=[N+]([O-])c1ccc(OP(=O)(OCCCl)OCCCl)cc1
d) COc1c(Cl)cc(Cl)c(Cl)c1C(=O)O
e) Nc1ccc2ccccc2c1S(=O)(=O)O
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}