Task: Please answer the multiple choice question.
Question: Which molecule has the highest LD50 in rats (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) CCC(=C(c1ccccc1)c1ccc(OCCN(C)C)cc1)c1ccccc1
b) CCn1c(=O)c2ccccc2n(-c2cccc(C(F)(F)F)c2)c1=O
c) CCCC(C)(Oc1ccc(Cc2ccc(Cl)cc2)cc1)C(=O)OCc1cccnc1
d) CC=C1CC(C)C(O)(CO)C(=O)OCC2=CC[N+]3([O-])CCC(OC1=O)C23
e) Cc1ccccc1-n1c(C)nc2ccc(N)cc2c1=O
Answer: b
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}