Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity (LD50 in rats)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
(a) CCOc1ccccc1N1CCN(CCCc2ccc3c(c2)CCC(=O)N3)CC1
(b) Cc1cc(-c2ccccc2)[nH]n1
(c) CN(SSC(C)(C)C)C(=O)ON=C1SCCS1
(d) CC(C(=O)O)c1ccc2c(c1)OCc1ccccc1C2=O
(e) C=CCOc1nc(OCC=C)nc(OCC=C)n1
Answer: e
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}