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) COC(=O)C1=C(C)NC(C)=C(C(=O)OC)C1c1ccccc1OC(F)F
b) CCCCCOc1ccc(Br)cc1COCCN1CCOCC1
c) O=C(NN=C1C=CC(=NO)C=C1)c1ccccc1
d) O=S(=O)(CCCl)COCS(=O)(=O)CCCl
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}