Task: Please answer the multiple choice question.
Question: Rank these molecules from lowest to highest LD50 in rats (oral exposure).
Constraint: You must select all options from a, b, c, or d without using any additional words.
Options:
a) CCC1(NC(N)=O)CCCC1
b) CC1CN(C(=O)Cn2c(=O)sc3ccccc32)CC(C)O1
c) O=[N+]([O-])c1cc2c(ccc3ccccc32)o1
d) CC(c1ccc(Cl)cc1)c1ccc(Cl)cc1
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}