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 other words.
Options:
a: NC(=O)C(O)(c1ccccc1)c1ccccc1
b: O=C(O)c1ccccc1Nc1c(Cl)cc(Cl)c2ccccc12
c: CCOC1c2ccccc2C(=O)N(C)c2ccccc21
d: CN1C(=O)C2C=CC1c1ccccc12
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}