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.) S=C=Nc1cccc2ccccc12
b.) Nc1ccc(Oc2ccc(S(=O)(=O)c3ccc(Oc4ccc(N)cc4)cc3)cc2)cc1
c.) CCCc1ccccc1
d.) O=C1C(=O)c2ncccc2-c2cccnc21
Answer: a
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}