Problem statement: Answer the multiple-choice question.
Question: Which compound has a 0.407\% 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) CCOC(=O)CNC(=O)c1cccnc1.Cl
b) O=C(c1cccc(Cl)c1)N1CCN(c2ccccn2)CC1
c) COc1ccc(NC(=O)C(=S)NC2CCCCC2)cc1
Answer: b. O=C(c1cccc(Cl)c1)N1CCN(c2ccccn2)CC1
{#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(c1cccc(Cl)c1)N1CCN(c2ccccn2)CC1
O=C(c1cccc(Cl)c1)N1CCN(c2ccccn2)CC1
(3-chlorophenyl)-(4-pyridin-2-ylpiperazin-1-yl)methanone