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: CN=NNc1ccc(C)cc1
b: CCOC1CC(C)CCO1
c: C#CCN(C)c1ccccc1OC(=O)NC
d: CCOP(=S)(Oc1cnn(C)c(=O)c1OC)OC(C)C
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}