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.) CC(=O)NC(CC(C)C)C(=O)NC(CC(C)C)C(=O)NC(C=O)CCCNC(=N)N
b.) N#CC1CCC2OC2C1
c.) CN1CCC23c4c5ccc(O)c4OC2C(N=[N+]=[N-])CCC3(O)C1C5
d.) OCCC1CCCCC1
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}