Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a: O=C(O)c1ccccc1C(=O)Nc1ccccc1
b: CCNc1nc(Cl)nc(NC(C)C)n1
c: N#Cc1cc(-c2ccccc2)nnc1NCCN1CCOCC1
d: O=C1CCCCCN1
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}