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: CCSP(=O)(OC)OC
b: CC(=O)OCc1ccc2c(c1)OCO2
c: C=COCCCC
d: CSCCC(N)C(=O)O
e: CCOP(=S)(OCC)SCn1c(=S)oc2cccnc21
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}