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, or d without using any additional words.
Options:
a: N=C(N)NN=C1C=CC(=NNC(N)=S)C=C1
b: CCc1ccc(C)[n+]([O-])c1
c: C=C1CC(=O)O1
d: COc1ccccc1NC(=O)CNC(=O)Cc1ccc(C(=O)c2ccc(C)cc2)n1C
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}