Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
[a] Cc1ccc(O)c(C)c1
[b] CC(C)c1cccc(OC(=O)N(C)N=O)c1
[c] CNC(=S)NNc1cc(C(F)(F)F)cc(C(F)(F)F)c1
[d] OCCOCCN1CCN(C(c2ccccc2)c2ccccc2)CC1
[e] CCC(C)CC(CC)Nc1ccc(NC(CC)CC(C)CC)cc1
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}