Problem statement: Answer the multiple choice question.
Query: Which compound has a 2.944\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCC(C)(C)n1nnnc1C(c1ccc(OC)c(OC)c1)N1CCN(c2cccc(OC)c2)CC1
(b) O=C(NCc1ccco1)C(c1cccs1)N(C(=O)Cc1cccs1)c1ccccc1
Answer: a. CCC(C)(C)n1nnnc1C(c1ccc(OC)c(OC)c1)N1CCN(c2cccc(OC)c2)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#}
CCC(C)(C)n1nnnc1C(c1ccc(OC)c(OC)c1)N1CCN(c2cccc(OC)c2)CC1
CCC(C)(C)n1nnnc1C(c1ccc(OC)c(OC)c1)N1CCN(c2cccc(OC)c2)CC1
1-[(3,4-dimethoxyphenyl)-[1-(2-methylbutan-2-yl)tetrazol-5-yl]methyl]-4-(3-methoxyphenyl)piperazine