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, d, or e without using any additional words.
Options:
a.) CCNS(=O)(=O)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)C(F)(F)F
b.) O=C1CCC(=O)O1
c.) CN(C)CCOCCN(C)C
d.) O=C(NCCO)OCCO
e.) Clc1nc2ccccc2nc1Cl
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}