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, or c without using any other words.
Options:
[a] CNC(=O)Oc1cc(C(C)C)cc(C(C)C)c1
[b] COCCc1ccc(OCC(O)CNC(C)C)cc1
[c] O=C1OC(=O)c2ccc3c4c(ccc1c24)C(=O)OC3=O
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}