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) OC1CCN(c2ccc(-c3ccc(Cl)cc3Cl)nn2)CC1
(b) O=c1nc2[nH]c(=O)[nH]cc-2[nH]1
(c) COP(=S)(OC)SCc1nc(N)nc(N)n1
Answer: c
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}