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 other words.
Options:
a: O=C(O)c1cccc(Oc2ccc(C(F)(F)F)cc2Cl)c1
b: CCOc1ccc2cc(S(=O)(=O)O)ccc2c1N
c: OCCOCCOCCN1CCN(C(c2ccccc2)c2ccc(Cl)cc2)CC1
d: CCN(Cc1ccccc1)N=O
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}