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=NCCOC(=O)C1CC=CCC1C(=O)OCCN=C=O
[b] CCCCCCCCCCCl
[c] NC(=O)c1ncn(C2OC(CO)C(O)C2O)n1
[d] CC(C)(C)CC1(C)CO1
Answer: d
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}