Task: Answer the multiple choice question.
Query: Which compound has a 6.683% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) COc1ccccc1NC(=O)NCCN1CCN(C(=O)Nc2ccccc2OC)CC1
(b) O=C(O)c1cc(Cl)c(Cl)cc1C(=O)Nc1cccc2cccnc12
(c) CC(C)(O)[C@@H]1[C@@H]2C[C@@]3(CC[C@]4(C)C(CCC5[C@@]6(C)CC[C@H](O)C(C)(C)C6CC[C@]54C)[C@@H]13)C(=O)O2
(d) O=C(Nc1nc(-c2ccccc2)cs1)c1ccc2c(=O)n3c(nc2c1)CCCCC3
(e) Cc1ccc(N=C2C(=O)Nc3ccccc32)cc1
Answer: a. COc1ccccc1NC(=O)NCCN1CCN(C(=O)Nc2ccccc2OC)CC1
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
COc1ccccc1NC(=O)NCCN1CCN(C(=O)Nc2ccccc2OC)CC1
COc1ccccc1NC(=O)NCCN1CCN(C(=O)Nc2ccccc2OC)CC1
N-(2-methoxyphenyl)-4-[2-[(2-methoxyphenyl)carbamoylamino]ethyl]piperazine-1-carboxamide