Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest rat LD50 (oral exposure).
Constraint: You must select all options from a, b, c, d, or e without using any other words.
Options:
a) c1ccc2c(c1)Sc1ccccc1N2CCCN1CCOCC1
b) C=C(C)CC#N
c) CCCCOP(=O)(OCCO)OCCCC
d) C=COC(=O)CC
e) CCCCC(C=O)CC
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}