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 CC(=O)OC(C)=O
b CCCN(N=O)C(N)=O
c CN(C)C#N
d C=CC(O)C#N
e CCOP(=O)(Cc1ccc(-c2nc3ccccc3s2)cc1)OCC
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}