Task: Answer the multiple-choice question.
Query: Which compound exhibits a 16.320\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a) CC1(C)Cc2nc3sc4c(=O)n(CC(=O)NCc5ccco5)cnc4c3cc2CO1
b) OC(c1nc2ccc(F)cc2[nH]1)C(O)c1nc2ccc(F)cc2[nH]1
Answer: b. OC(c1nc2ccc(F)cc2[nH]1)C(O)c1nc2ccc(F)cc2[nH]1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_1uM#}{herg_central_at_1uM__units} {herg_central_at_1uM__names__noun}?
Constraint: You must select none, one or more options from {%multiple_choice_enum%2-5%aA1} without using any {#other|additional!} words.
Options:
{SMILES%herg_central_at_1uM%}
Answer: {%multiple_choice_result}. {SMILES#}
OC(c1nc2ccc(F)cc2[nH]1)C(O)c1nc2ccc(F)cc2[nH]1
OC(c1nc2ccc(F)cc2[nH]1)C(O)c1nc2ccc(F)cc2[nH]1
1,2-bis(6-fluoro-1H-benzimidazol-2-yl)ethane-1,2-diol