Problem statement: Answer the multiple-choice question.
Query: Which compound exhibits a -1.993\% 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. CC(=O)N1CCN(S(=O)(=O)c2cccc(C(=O)NNC(=O)COc3ccc(Cl)cc3C)c2)CC1
b. O=C1Nc2cc(C(=O)N3CCC(N4CCCCC4)CC3)ccc2S/C1=C\c1ccccc1
c. CC(=Nc1cccc(C)c1)c1sc2ccccc2c1O
Answer: b. O=C1Nc2cc(C(=O)N3CCC(N4CCCCC4)CC3)ccc2S/C1=C\c1ccccc1
{#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=C1Nc2cc(C(=O)N3CCC(N4CCCCC4)CC3)ccc2S/C1=C\c1ccccc1
O=C1Nc2cc(C(=O)N3CCC(N4CCCCC4)CC3)ccc2S/C1=C\c1ccccc1
(2Z)-2-benzylidene-6-(4-piperidin-1-ylpiperidine-1-carbonyl)-4H-1,4-benzothiazin-3-one