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) Cc1cc(=O)[nH]c(=O)[nH]1
(b) CCCCCCCCCCCC(=O)OCC(O)CO
(c) O=C(O)C1=Cc2sc(Cn3ccnc3)cc2CC1
(d) C=C[Si](Cl)(Cl)CC
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}