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, or d without using any additional words.
Options:
a O=P(OCCCl)(OCCCl)OC1CCC(C(Br)CBr)CC1Cl
b CCC(CC)C(=O)O
c CCC(C)=NCCCCCCN=C(C)CC
d CCCCC(CC)C(=O)OCCOCCOCCOC(=O)C(CC)CCCC
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}