Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity rat LD50.
Constraint: You must select all options from a, b, c, or d without using any other words.
Options:
a: CC(=O)c1cc2c(cc1C)C(C)(C)C(C)CC2(C)C
b: CCN(CC)C(=O)c1cc(=O)c2ccccc2o1
c: Oc1ccc(Cc2ccc(O)cc2)cc1
d: CN(SSC(C)(C)C)C(=O)ON=C1SCCS1
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}