Task: Please answer the multiple choice question.
Question: Which molecule has the highest acute oral toxicity rat LD50?
Constraint: Even if you are not sure, you must pick either a, b, c, d, or e without using any other words.
Options:
(a) C=CCNC(=O)NS(=O)(=O)c1ccc(Cl)cc1
(b) CNC(C)C(O)c1ccccc1
(c) O=C(Cl)c1cccc(S(=O)(=O)Cl)c1
(d) C=CCOC(=O)c1ccccc1C(=O)OCC=C
(e) CCCCOC(=O)c1ccccc1C(=O)OCCCC
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}