Task: Answer the multiple-choice question.
Query: Which drug exhibits a 2.775\% 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, or c without using any other words.
Options:
a) O=c1[nH]nc(Cc2ccc(Cl)cc2)c2ccccc12
b) Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1C
c) O=C(/C=N/O)CCCCCCN1CCCCCC1
Answer: b. Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1C
{#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#}
Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1C
Cc1ccc(C(=O)N2CCN(c3ccccn3)CC2)cc1C
(3,4-dimethylphenyl)-(4-pyridin-2-ylpiperazin-1-yl)methanone