Task: Answer the multiple-choice question.
Question: Which compound exhibits a -12.986\% 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, d, or e without using any other words.
Options:
(a) CC1=NN(C(=O)Cc2ccc([N+](=O)[O-])cc2)C(O)(c2cccnc2)C1
(b) COc1ccccc1OCCSc1ncnc2nc[nH]c12
(c) CCOc1ccc2oc(C(=O)NCC(C)(C)CN(C)C)c(C)c2c1.Cl
(d) Cc1cc(Br)ccc1NC(=O)c1ccc(-n2cncn2)c([N+](=O)[O-])c1
(e) COc1ccc(N=C2S/C(=C\c3ccc(C)o3)C(=O)N2CC(C)C)cc1
Answer: c. CCOc1ccc2oc(C(=O)NCC(C)(C)CN(C)C)c(C)c2c1.Cl
{#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#}
CCOc1ccc2oc(C(=O)NCC(C)(C)CN(C)C)c(C)c2c1.Cl
CCOc1ccc2oc(C(=O)NCC(C)(C)CN(C)C)c(C)c2c1.Cl
N-[3-(dimethylamino)-2,2-dimethylpropyl]-5-ethoxy-3-methyl-1-benzofuran-2-carboxamide;hydrochloride