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] CCC1OC(C)C(=NOC(=O)NC)S1
[b] O=[N+]([O-])c1cc2nc(C(F)(F)F)[nH]c2cc1[N+](=O)[O-]
[c] CC(=O)CC(C)C
[d] C=CCOC(=O)CC(C)C
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}