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. CCCCN(CCCC)SN(C)C(=O)ON=CC(C)(C)SC
b. CC(=O)Nc1ccc(-c2ccc(N)cc2)cc1
c. CC=CC=CC(=O)NO
d. CCCCOCC
e. CCNC(=O)C(Cl)=C(C)OP(=O)(OC)OC
Answer: d
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}