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 additional words.
Options:
[a] Brc1ccc(-c2ccc(Br)c(Br)c2Br)c(Br)c1Br
[b] COc1ccc2c3c1OC1C(OC(=O)c4cccnc4)C=CC4C(C2)N(C)CCC341
[c] COC(=O)C1CCCCC1
[d] Cc1ccc(Nc2ccc(Nc3ccc(C)cc3)c3c2C(=O)c2ccccc2C3=O)cc1
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}