Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
[a] Clc1ccc(C(c2ccc(Cl)cc2)C(Cl)(Cl)Cl)cc1
[b] Cc1cccs1
[c] Cn1c(=O)c2c(ncn2CCO)n(C)c1=O
[d] CN(C)c1ccc(C(O)(c2ccc(N(C)C)cc2)c2ccc(N(C)C)cc2)cc1
[e] CN1CCC23c4c5ccc(O)c4OC2C(O)C=CC3C1C5
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}