Task: Answer the multiple choice question.
Query: Which drug has a 14.142\% 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] Cc1ccccc1Cn1cc(NC(=O)c2noc3c2CC(C(C)(C)C)CC3)cn1
[b] COc1cccc(N2CCN(CC(=O)Nc3ccc(-n4cnnn4)cc3)CC2)c1
Answer: b. COc1cccc(N2CCN(CC(=O)Nc3ccc(-n4cnnn4)cc3)CC2)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#}
2-[4-(3-methoxyphenyl)piperazin-1-yl]-N-[4-(tetrazol-1-yl)phenyl]acetamide