Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any additional words.
Options:
a) CNC(=O)ON=CC(C)(C)SC
b) FC(F)(F)N=C1SC(=Nc2ccccc2)N(c2ccccc2)C1=NC(F)(F)F
c) Cc1ccccn1
d) NNC(=O)CCCCCCCCC(=O)NN
e) Cc1ccc(CCOC(=O)c2cccnc2)cc1
Answer: a
Task: Please answer the multiple choice question.
Question: Which molecule has the highest {acute_toxicity__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%acute_toxicity%}
Answer: {%multiple_choice_result}