Task: Answer the MCQ question.
Query: Which drug exhibits a -0.615\% 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) CCn1c(CNC(=O)c2ccco2)nnc1SCC(=O)Nc1cc(C)c(C)cc1Br
(b) CN(C)/C=C1/C(=O)N(c2ccc([N+](=O)[O-])cc2)N=C1c1ccccc1
(c) NNc1nc2ccccc2nc1C(F)(F)F
(d) CC1CCc2sc3ncnc(N4CCN(CCO)CC4)c3c2C1
Answer: b. CN(C)/C=C1/C(=O)N(c2ccc([N+](=O)[O-])cc2)N=C1c1ccccc1
{#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#}
CN(C)/C=C1/C(=O)N(c2ccc([N+](=O)[O-])cc2)N=C1c1ccccc1
CN(C)/C=C1/C(=O)N(c2ccc([N+](=O)[O-])cc2)N=C1c1ccccc1
(4E)-4-(dimethylaminomethylidene)-2-(4-nitrophenyl)-5-phenylpyrazol-3-one