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, d, or e without using any additional words.
Options:
a. O=C1OC(=O)c2ccc3c4c(ccc1c24)C(=O)OC3=O
b. CCCCCCc1ccccc1O
c. CC=Cc1ccc(OP(=S)(OC)OC)c(OC)c1
d. c1ccc2c(c1)Sc1ccccc1N2CC1CN2CCC1CC2
e. CCCC(C)(C)C(=O)Nc1ccc(Cl)cc1
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}