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 additional words.
Options:
[a] Oc1c(Br)cc(Br)cc1Br
[b] CNC(=O)Oc1cc(C(C)(C)C)cc(C(C)(C)C)c1
[c] CCCOP(=S)(OCCC)Oc1cnn(C)c(=O)c1OC
[d] CCC(C)N(C(=O)SCc1ccccc1)C(C)CC
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}