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 additional words.
Options:
a CCCCO
b Cc1cccc(Cl)c1NC(=O)C=C1SCC(=O)N1C
c CNC(=O)ON=C(C)C(C)S(C)(=O)=O
d C=CCOC(=O)OC(=C)C(=O)OCC=C
e CCCCCCCCCCN(CCCCCCCCCC)CCCCCCCCCC
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}