Task: Please answer the multiple choice question.
Question: Is the molecule with the SMILES C[C@@H]1NC(c2cnccn2)=NC1(c1ccc(F)cc1)c1ccc(F)cc1 a hERG blocker (<10uM)?
Constraint: Even if you are not sure, you must pick either a or b without using any other words.
Options:
a. False
b. True
Answer: a
Task: Please answer the multiple choice question.
Question: Is the molecule with the {SMILES__description} {#representation of |!}{SMILES#} a {herg_blocker__names__noun}?
Constraint: Even if you are {#uncertain|not sure!}, you must pick either {%multiple_choice_enum%2%aA1} without using any {#other|additional!} words.
Options:
{herg_blocker%}
Answer: {%multiple_choice_result}
2-[(5S)-4,4-bis(4-fluorophenyl)-5-methyl-1,5-dihydroimidazol-2-yl]pyrazine