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] CC(S)C(=O)NCC(=O)O
[b] C=CCO
[c] CCCCCCCCOC(=O)C1=C(C)NC(C)=C(C(=O)NC2CC2)C1c1ccccc1[N+](=O)[O-]
[d] C=CCNCC=C
[e] CC(C)=CCCC(C)=CC(=O)O
Answer: b
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}