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 CCC(C)C1CCCCC1=O
b CCCSP(=S)(OCC)Oc1cnn(C)c(=O)c1OC
c O=S(=O)(Cl)c1ccc(Cl)cc1
d CC1(CO)CN(c2ccccc2)NC1=O
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}