Task: Answer the multiple-choice question.
Query: Which drug exhibits a 0.330\% 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) CC1(C)CC(=O)C2=C(C1)Nc1ccccc1NC2c1ccc([N+](=O)[O-])cc1
(b) C/C=C(\C)CN1CCN(c2ccc(C)cc2)CC1
(c) O=C(CN1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1)NC1CC1
(d) COc1ccc(CNC(=O)CCC(=O)N2CCN(S(=O)(=O)c3ccc(Cl)cc3)CC2)cc1
Answer: a. CC1(C)CC(=O)C2=C(C1)Nc1ccccc1NC2c1ccc([N+](=O)[O-])cc1
{#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#}
CC1(C)CC(=O)C2=C(C1)Nc1ccccc1NC2c1ccc([N+](=O)[O-])cc1
CC1(C)CC(=O)C2=C(C1)Nc1ccccc1NC2c1ccc([N+](=O)[O-])cc1
9,9-dimethyl-6-(4-nitrophenyl)-6,8,10,11-tetrahydro-5H-benzo[b][1,4]benzodiazepin-7-one