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, or d without using any additional words.
Options:
a: COC(C)CC(OC)OC
b: Cc1c(C(C)C)c(=O)n(-c2ccccc2)n1C
c: N#Cc1ccc2c(c1)N(CCCN1CCC(O)CC1)c1ccccc1S2
d: CN1C(=O)CN=C(c2ccccc2)c2cc(Cl)ccc21
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}