Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
(a) Oc1c(I)cc(I)c(O)c1I
(b) Nc1ccccc1N
(c) O=C(c1ccc(O)c(O)c1)c1cccc(O)c1O
(d) COc1ccc([N+](=O)[O-])cc1CNCCO
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}