Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
a: CC=C1CC(C)C(C)(O)C(=O)OCC2CCN3CCC(OC1=O)C23
b: O=C1OC(c2ccc(O)cc2)(c2ccc(O)cc2)c2c(I)c(I)c(I)c(I)c21
c: FC(F)(F)c1nc2c(Cl)c(Br)c(Br)c(Br)c2[nH]1
d: O=[N+]([O-])c1cc([N+](=O)[O-])c2nc(C(F)(F)F)[nH]c2c1
e: CCS(=O)(=O)CCSP(=O)(OC)OC
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}