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 other words.
Options:
[a] C1C2OC2C2C1C1CC2C2OC12
[b] C=CCc1ccc(O)c(OC)c1
[c] N#CC(O)c1cccc(Oc2ccccc2)c1
[d] CCN(CC)CCC(CC=C(C)C)(C(N)=O)c1cccc2ccccc12
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}