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] CCO[Si](CS)(OCC)OCC
[b] OC1CC2CC1C1CC3OC3C21
[c] CCCCC(CC)COCCCN
[d] Cc1c(F)c(F)c2[nH]c(C(F)(F)F)nc2c1F
[e] C=CCSCC=C
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}