Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest acute oral toxicity (LD50 in rats).
Constraint: You must select all options from a, b, c, d, or e without using any additional words.
Options:
[a] O=S1(=O)CCC(NC(=S)S)C1
[b] NC(=O)C1CCN(CCCN2c3ccccc3Sc3ccc(Cl)cc32)CC1
[c] CCCCC(CC)COP(=S)(S)OCC(CC)CCCC
[d] CNC(=O)CSP(=S)(OC)OC
[e] O=C(CCNNC(=O)c1ccncc1)NCc1ccccc1
Answer: e
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}