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 C=CN(C)C(C)=O
b c1ccncc1
c FC1(F)CC(C2CC3(Cl)C(Cl)=C(Cl)C2(Cl)C3(Cl)Cl)C1(F)F
d N#CCO
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}