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 C=Cc1ccncc1
b Cc1c(O)c(=O)ccn1C
c CCCCn1c(=O)n(CCC)c(=O)c2c(NC)n(C(=O)OC)nc21
d Cc1cc(C)n(SC(Cl)(Cl)Cl)n1
e NCCNCCNCCO
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}