Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
[a] CNc1nc(C)nc(OC)n1
[b] CCCn1c(=O)c2[nH]c(C)nc2n(CC(C)C)c1=O
[c] ClN(Cl)c1nc(N(Cl)Cl)nc(N(Cl)Cl)n1
[d] Cc1cccc(N2CCN(CCC(O)c3ccc4c(c3)CCC(=O)N4)CC2)c1C
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}