Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, or d without using any other words.
Options:
(a) CC(C)c1ccc(CC=O)cc1
(b) Nc1c(Cl)cc(Cl)cc1Cl
(c) CNC(=O)ON=C1SCC(=O)NC1(C)C
(d) CC(C)=NNC(=O)CSc1cc(Oc2ccccc2)ncn1
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}