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] CCCC(CC(OCC)OCC)OCC
[b] CCCCC1C(=O)N(c2ccccc2)N(c2ccc(O)cc2)C1=O
[c] CC(=O)c1ccc2c(c1)N(CCCN1CCN(C)CC1)c1ccccc1S2
[d] CCCSc1ccc2[nH]c(NC(=O)OC)nc2c1
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}