Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a) O=C(NN=CC(O)C1OC(=O)C(O)C1O)c1ccncc1
b) CCC=CC=CC=O
c) OC1CC2CC1C1CC3OC3C21
d) O=C1NC(=O)C2(c3ccc(Cl)cc3)CC12
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}