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: CCCn1c(=O)c2[nH]c(C)nc2n(CC(C)C)c1=O
b: CC1(C)CC(NC2CC(C)(C)NC(C)(C)C2)CC(C)(C)N1
c: CCOC(=O)c1cnc2n(c1=O)C(C)CCC2
d: Cc1c(N)nc(C)c2c1[nH]c1ccccc12
e: c1ccc(Nc2cccc3ccccc23)cc1
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}