Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
[a] CC(=CC(=O)OCCCCCCCCC(=O)O)CC1OCC(CC2OC2C(C)C(C)O)C(O)C1O
[b] CC(O)(c1ccc(Cl)cc1)c1ccc(Cl)cc1
[c] COc1ccc2c(c1)OC(C)(C)C(c1ccccc1)=C2c1ccc(OCCO)cc1
[d] O=C(Nc1ccc(Br)cc1)c1cc(Br)cc(Br)c1O
[e] O=c1cc[nH]c(=O)o1
Answer: b
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}