Task: Answer the multiple-choice question.
Query: Which compound exhibits a 9.492\% 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 other words.
Options:
a. COc1ccc(CCNS(=O)(=O)c2ccc(Cl)cc2)cc1OC
b. CCn1c(=O)cc(OCC(=O)Nc2ccc(C)cn2)c2ccccc21
c. CC(C)c1ccc(NC(=S)N2CCN(C)CC2)cc1
d. O=C(O)c1cc([N+](=O)[O-])c(Sc2nc3ccccc3[nH]2)c([N+](=O)[O-])c1
Answer: d. O=C(O)c1cc([N+](=O)[O-])c(Sc2nc3ccccc3[nH]2)c([N+](=O)[O-])c1
{#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=C(O)c1cc([N+](=O)[O-])c(Sc2nc3ccccc3[nH]2)c([N+](=O)[O-])c1
O=C(O)c1cc([N+](=O)[O-])c(Sc2nc3ccccc3[nH]2)c([N+](=O)[O-])c1
4-(1H-benzimidazol-2-ylsulfanyl)-3,5-dinitrobenzoic acid