Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a: C(Oc1nc(OCC2CO2)nc(OCC2CO2)n1)C1CO1
b: CC(C)(C)NC(=O)C1CCC2C3CCC4NC(=O)C=CC4(C)C3CCC12C
c: CC(c1ccccc1)c1ccccc1CCl
d: COC(C1=NCCCN1)c1ccc2ccccc2c1
Answer: b
Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest {acute_toxicity__names__noun}.
Constraint: You must select all options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}