Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a. CCC1OP(=S)(Cl)OC2CCCCC12
b. O=c1[nH]sc2ccccc12
c. ClCCOCCOCCOCCCl
d. C#CCc1ccc(COC(=O)C2C(C=C(C)C)C2(C)C)o1
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}