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 other words.
Options:
a. O=c1[nH]ncc2ccccc12
b. COP(=O)(N=C1SCC(C)S1)OC
c. Nc1ncnc2c1ccn2C1OC(CO)C(O)C1O
d. Oc1ccc(-c2ccccc2)cc1CN1CCCCC1
e. COc1cc(C(=S)N2CCOCC2)cc(OC)c1OC
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}