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 C=C(C)OC
b O=C(O)Cn1c(=O)sc2cccc(Cl)c21
c Cc1[nH]c(=O)n(C(C)C)c(=O)c1Br
d CCCCOP(=O)(CC)SCCCC
e C1CCc2nnnn2CC1
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}