Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
[a] CCCC=C1OC(=O)c2ccccc21
[b] CCOP(=O)(N=C1SCC(C)S1)OCC
[c] Cc1ccccc1-n1c(C)nc2ccc(N)cc2c1=O
[d] CC(C(=O)O)c1ccc2oc(-c3ccc(F)cc3)nc2c1
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}