Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
[a] FC(F)(F)c1nc2c(Cl)cc(Br)cc2[nH]1
[b] CCCCC(CC)COP(=O)(O)OCC(CC)CCCC
[c] O=C(O)CCSCCC(=O)O
[d] Cc1ccc2c(c1)CC(=O)c1cc(C(C)C(=O)O)ccc1O2
[e] CO[Si](CCCNCCC[Si](OC)(OC)OC)(OC)OC
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}