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 additional words.
Options:
[a] COc1cc(C2c3cc4c(cc3C(OC3OC5COC(c6ccccc6)OC5C(O)C3O)C3COC(=O)C23)OCO4)cc(OC)c1O
[b] CCOP(=O)(OCC)SCSCC
[c] CCCCC(CC)COP(=O)(Cl)OCC(CC)CCCC
[d] OCC=CCl
[e] CCC1CCCC(CC)C1N
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}