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 other words.
Options:
a OC(Nc1nccs1)C(Cl)(Cl)Cl
b CNC(=O)ON=C(CSC)C(C)(C)C
c O=C1CCCCC1Cc1ccc2c(c1)OCO2
d COP1(=S)OCc2ccccc2O1
Answer: b
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}