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] NC(=O)c1ccc2[nH]c(C(F)(F)F)nc2c1
[b] CC1(C)NC(=O)NC1=O
[c] S=c1[nH]cnc2nc[nH]c12
[d] C#CCC1=C(C)C(OC(=O)C2C(C=C(C)C)C2(C)C)CC1=O
Answer: c
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}