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, d, or e without using any other words.
Options:
[a] O=C1CCc2cc(C(=O)CCN3CCC(Cc4ccccc4)CC3)ccc2N1
[b] CCCN(CC1CC1)c1c([N+](=O)[O-])cc(C(F)(F)F)cc1[N+](=O)[O-]
[c] C[n+]1ccc(-c2cc[n+](C)cc2)cc1
[d] C=CC(=O)OCC(CC)CCCC
[e] CCCC1OCSC1=NOC(=O)NC
Answer: d
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}