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] Cn1c(=N)oc2ccc(Cl)cc21
[b] COc1ccc(NC(=O)N(C)C)cc1Cl
[c] CCOC(C1=NCC(CC)(CC)CN1)c1cccc(Cl)c1
[d] O=Cc1ccc(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}