Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, or c without using any other words.
Options:
[a] CCCCCCCCCCCCCCCC(=O)OCC(O)C1OC(=O)C(O)=C1O
[b] SCc1cnccn1
[c] CCOC(=O)c1ncn2c1CN(C)C(=O)c1cc(F)ccc1-2
Answer: a
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}