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, or d without using any other words.
Options:
(a) CCS(=O)(=O)Nc1c(C)cc(OC(=O)NC)cc1C
(b) CCCCCCOC(=O)c1ccccc1C(=O)OCCCCCC
(c) CC(C)NCC(O)c1ccc2ccccc2c1
(d) O=S(=O)(Cl)c1ccccc1Cl
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}