Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a. CCN(CC)CCNc1c(Cl)cc(C)c2ncccc12
b. O=[N+]([O-])c1ccc2ccccc2c1
c. CC(N)c1ccccc1
d. NC1=NCC(CN2CCN(c3ccccc3)CC2)O1
Answer: b
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}