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, or d without using any other words.
Options:
a) NCC1CCC=CO1
b) CC(=O)CCCCn1c(=O)c2c(ncn2C)n(C)c1=O
c) CCCn1c(=O)c2c(ncn2CCCCC(C)O)n(C)c1=O
d) CC(=O)c1ccc2c(c1)C(=O)C1(CC1)O2
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}