Task: Answer the multiple-choice question.
Query: Which compound exhibits a 22.672\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a O=C(Oc1cccc2cccnc12)c1cccc(N2C(=O)C3C4CCC(C4)C3C2=O)c1
b Cc1nc2ccccc2n1C(=O)N(C)C
c N#Cc1c2n(c3c(=O)n(Cc4ccccc4)cnc13)CCCC2
Answer: b. Cc1nc2ccccc2n1C(=O)N(C)C
{#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#}
Cc1nc2ccccc2n1C(=O)N(C)C
Cc1nc2ccccc2n1C(=O)N(C)C
N,N,2-trimethylbenzimidazole-1-carboxamide