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 other words.
Options:
a) OC1(c2ccccc2)c2ccccc2C2=NCCN21
b) CC(Oc1ccccc1C1CCCCC1)C(=N)NO
c) C=C1CCC2CC1C2(C)C
d) OC1(c2cccc(Cl)c2)c2ccccc2C2=NCCN21
e) C[Si]1(C)N[Si](C)(C)N[Si](C)(C)N[Si](C)(C)N1
Answer: d
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}