Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, d, or e without using any other words.
Options:
(a) Cc1ccc(N)cc1Br
(b) CC(Cc1ccccc1)NN
(c) CN(C)CCCC1c2ccccc2Nc2ccc(Cl)cc21
(d) CCC(C)c1ccccc1OC(N)=O
(e) Cc1cc(O)ccc1S(C)=O
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}