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: COP(=S)(OC)Oc1ccc(S(C)=O)c(C)c1
b: CCC(=O)c1ccccc1
c: O=c1[nH]c2ccc(Cl)cc2o1
d: CCCSP(=S)(OCC)Oc1ccc(SC)cc1
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}