Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
a. CCC1OC(C)C(=NOC(=O)NC)S1
b. CCC(C)OCCO
c. CN(C)CCC=C1c2ccccc2CCc2ccccc21
d. CC(=O)OC(C)OC(=O)C(C)c1ccc(-c2ccccc2)c(F)c1
e. CN1C(C(=O)Nc2ccccn2)=C(O)c2ccccc2S1(=O)=O
Answer: e
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}