Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
[a] CN1CCN(C(=O)Cn2c(=O)sc3ccc(Cl)cc32)CC1
[b] O=CC(Br)=Cc1ccccc1
[c] Clc1ccc(Cl)c(Cl)c1
[d] O=C1CCCCC1
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}