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.) CCOP(=S)(OCC)SC(c1ccccc1)c1ccc(Cl)cc1
b.) O=C(Cc1ccc2c(c1)OCc1ccccc1C2=O)OCC(O)CO
c.) O=C(OC1CCCCC1)c1ccccc1C(=O)OC1CCCCC1
d.) CCCn1c(=O)c2c(ncn2CCCCC(C)O)n(C)c1=O
Answer: d
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}