Task: Answer the MCQ question.
Question: Which drug exhibits a -0.990% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
[a] CCN1CCC(NC(=O)Nc2ccc(F)cc2)CC1
[b] CC(NC(=O)CN1CCN(c2ccccc2F)CC1)c1ccccc1
[c] COc1cc(CNc2ccccc2)c([N+](=O)[O-])cc1OC.O=C(O)C(=O)O
[d] Cc1ccnc(NC(=O)CCC(=O)N(CC(=O)NCc2ccccc2)Cc2cccs2)c1
Answer: b. CC(NC(=O)CN1CCN(c2ccccc2F)CC1)c1ccccc1
{#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#}
CC(NC(=O)CN1CCN(c2ccccc2F)CC1)c1ccccc1
CC(NC(=O)CN1CCN(c2ccccc2F)CC1)c1ccccc1
2-[4-(2-fluorophenyl)piperazin-1-yl]-N-(1-phenylethyl)acetamide