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, or c without using any additional words.
Options:
a) CC(C)CCCC1CCC(C)(C(=O)NCC(=O)O)CC1
b) CCOP(=O)(OCC)C(SCC)(P(=O)(OCC)OCC)P(=O)(OCC)OCC
c) O=C(OCCOCCO)c1ccccc1Nc1cccc(C(F)(F)F)c1
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}