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) Cc1nc2n(c(=O)c1CCN1CCC(c3noc4cc(F)ccc34)CC1)CCCC2O
(b) CCOC(=O)c1c[n+](CC)c2n(c1=O)C(C)CCC2
(c) O=C(Cc1ccc2c(c1)OCc1ccccc1C2=O)OCC(O)CO
(d) CCOc1ccccc1N1CCN(CCCc2ccc3c(c2)CCC(=O)N3)CC1
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}