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, d, or e without using any additional words.
Options:
(a) C(=Nc1ccc(N=Cc2ccco2)cc1)c1ccco1
(b) OCC1OC(OC2(CO)OC(CO)C(O)C2O)C(O)C(O)C1O
(c) O=P(CC(Br)CCl)(OC(CCl)CBr)OC(CCl)CBr
(d) CC1(C)C(C=C(Cl)Cl)C1C(=O)OC(C#N)c1cccc(Oc2ccccc2)n1
(e) CCCC(C)OC(N)=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}