Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 13.009\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
(a) O=C1CCC(=O)N1CCc1c[nH]c2ccccc12
(b) COc1ccc(S(=O)(=O)NCCOc2ccccc2)cc1C
(c) COc1ccc([N+](=O)[O-])cc1/C=N/NC(=O)CNC(=O)c1cccc(F)c1
(d) C(=N/Nc1nc(-c2ccccc2)cs1)\c1ccco1
Answer: a. O=C1CCC(=O)N1CCc1c[nH]c2ccccc12
{#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=C1CCC(=O)N1CCc1c[nH]c2ccccc12
O=C1CCC(=O)N1CCc1c[nH]c2ccccc12
1-[2-(1H-indol-3-yl)ethyl]pyrrolidine-2,5-dione