Task: Answer the multiple-choice question.
Question: Which compound exhibits a 6.421\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
a) C=C1CCN([C@H](C(=O)NCc2ccc(Cl)c(Cl)c2)C(C)C)S(=O)(=O)c2ccccc21
b) O=C(c1ccc(C(F)(F)F)cc1)C1CCCN(C(=O)Cn2cnnn2)C1
c) COc1ccc(CCn2c(-c3cc([N+](=O)[O-])cc([N+](=O)[O-])c3)nc3nc4ccccc4nc32)cc1
Answer: b. O=C(c1ccc(C(F)(F)F)cc1)C1CCCN(C(=O)Cn2cnnn2)C1
{#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#}
O=C(c1ccc(C(F)(F)F)cc1)C1CCCN(C(=O)Cn2cnnn2)C1
O=C(c1ccc(C(F)(F)F)cc1)C1CCCN(C(=O)Cn2cnnn2)C1
2-(tetrazol-1-yl)-1-[3-[4-(trifluoromethyl)benzoyl]piperidin-1-yl]ethanone