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 additional words.
Options:
a CC1OC(OC2C(O)CC(OC3C(O)CC(OC4CCC5(C)C(CCC6C5CCC5(C)C(C7=CC(=O)OC7)C(OC=O)CC65O)C4)OC3C)OC2C)CC(O)C1O
b Nc1ccc(S(=O)(=O)Nc2ccccn2)cc1
c O=C(O)Cc1ccccc1Nc1c(Cl)cc(O)cc1Cl
d C=CCC#N
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}