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) CCOc1ccc(-c2ccccc2)cc1CN1CCCC1
b) Cc1cccc(N2CCN(CCC(O)c3ccc4c(c3)CCC(=O)N4)CC2)c1C
c) O=[N+]([O-])c1cc[n+]([O-])cc1
d) COP(=S)(OC)SCc1nc(N)nc(N)n1
e) CCOC(=O)C(C(C)=O)C(=O)Cc1c(C)n(C(=O)c2ccc(Cl)cc2)c2ccc(OC)cc12
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}