Task: Please answer the multiple choice question.
Question: Which molecule has the highest rat LD50 (oral exposure)?
Constraint: Even if you are uncertain, you must pick either a, b, c, or d without using any other words.
Options:
a) COc1nnc(CSP(=S)(OC)OC)s1
b) CC(N)C(O)c1ccccc1
c) CCC(C)(C)c1ccc(Cl)c(OC(=O)NC)c1
d) CCOC(=O)C=C1SC(N2CCCCC2)C(=O)N1CC
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}