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, or d without using any additional words.
Options:
[a] CCOP(=O)(OCC)Oc1ccc([N+](=O)[O-])cc1
[b] COC(=O)Nc1ccc(S(=O)(=O)NN)cc1
[c] COP(=O)(OC)Oc1ccc([N+](=O)[O-])cc1
[d] CN(C)C=Nc1c(I)cc(I)c(CCC(=O)O)c1I
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}