Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any additional words.
Options:
[a] CCCCP(=S)(CCCC)CCCC
[b] CCC(=O)OCC(COC(=O)CC)OC(=O)CC
[c] NCC1CC2CCC1C2
[d] C=C(C)OC
[e] CC(CN1CCN(CCOCCO)CC1)CN1c2ccccc2Sc2ccc(Cl)cc21
Answer: c
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}