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 other words.
Options:
a) Cc1nn(C)c(=O)c2noc(C)c12
b) Cc1cccc(N2CCN(CCC(O)c3ccc4c(c3)CCC(=O)N4)CC2)c1C
c) OC(c1ccccc1)(c1cncnc1)c1ccc(Cl)cc1Cl
d) CCP(=S)(OC)SCn1c(=O)oc2cc(Cl)cnc21
e) CC(C)=CC1C(C(=O)OCc2ccc(C)cc2C)C1(C)C
Answer: c
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}