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) CCOP(=S)(OCC)Oc1ccc2c3c(c(=O)oc2c1)CCCC3
b) CC1Cc2cc(C(=O)CCc3ccccc3)ccc2O1
c) Cc1ccnc(C)c1
d) CC1(C)CC(NCC(=O)NC2CC(C)(C)NC(C)(C)C2)CC(C)(C)N1
e) C1COCCOCCOCCO1
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}