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 NC1(C(=O)O)CCCC1
b CC12CC=CCC1C(=O)OC2=O
c CN1CCC(=C2c3ccccc3CCc3sccc32)CC1
d Cc1c(CC(=O)O)c2ccccc2n1C(=O)c1ccccc1
Answer: a
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}