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, or c without using any other words.
Options:
(a) Nc1nc(N)c2nc(-c3ccccc3)c(N)nc2n1
(b) CCOc1ccc(-c2ccccc2)cc1CN1CCCC1
(c) CC(C)(C)c1cc(CN2CCN(Cc3cc(C(C)(C)C)c(O)c(C(C)(C)C)c3)CC2)cc(C(C)(C)C)c1O
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}