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) CCOC(C1=NCC(C)(C)CN1)c1ccc(OC)cc1
b) CC(=O)CC(=O)Nc1ccccc1
c) COP(=S)(OC)Oc1ccc(SC)cc1
d) CN(N=O)c1ccccc1
e) Cc1cccc(NC(=S)N(C)C)c1
Answer: a
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}