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 additional words.
Options:
a) CC1C(=NOC(=O)N(C)SC(Cl)(Cl)Cl)SCC(=O)N1C
b) COP(=O)(OC)Sc1ccc([N+](=O)[O-])cc1
c) CCc1cccc(CC)c1N
d) O=C(COc1ccc(Cl)cc1Cl)OCC=CCCl
e) BrC(Br)(Br)c1ccc2ccccc2n1
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}