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 other words.
Options:
a. O=C1CC2OCC=C3CN4CCC56c7ccccc7N1C5C2C3CC46
b. CCCC(=O)OCN(C)N=O
c. C=CS(=O)(=O)C=C
d. CCP(=S)(OC)SCSCSP(=S)(CC)OC
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}