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 O=C1CCc2ccccc2O1
b Nc1nc2cc(Cl)c(O)cc2o1
c CCCCC(CC)C(=O)OC1=C(c2c(C)cc(C)cc2C)C(=O)c2ccccc21
d C=C(C)CC#N
e CCCCOCCOC(C)=O
Answer: a
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}