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 other words.
Options:
(a) COCCCNc1nc(NC(C)C)nc(SC)n1
(b) O=C(Cc1ccccc1)OCCc1ccccc1
(c) O=C(O)C1CCC(C(=O)O)C1
(d) Clc1ccc(Cc2ccc(Cl)cc2)cc1
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}