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] Cc1ccc2ccccc2c1N
[b] CCOC(C1=NCC(CC)(CC)CN1)c1cccc(Cl)c1
[c] CCCOP(=S)(OCCC)Oc1cnn(C)c(=O)c1OC
[d] NC(=O)NC(=O)Cc1ccccc1
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}