Task: Answer the multiple-choice question.
Query: Which drug has a 13.026\% 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. Cl.O=[N+]([O-])c1ccccc1OCC(O)CNC1CCCC1
b. COC(C(=O)N1CCC(n2nccc2NC(=O)C2CC2)CC1)c1ccccc1
Answer: a. Cl.O=[N+]([O-])c1ccccc1OCC(O)CNC1CCCC1
{#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#}
Cl.O=[N+]([O-])c1ccccc1OCC(O)CNC1CCCC1
Cl.O=[N+]([O-])c1ccccc1OCC(O)CNC1CCCC1
1-(cyclopentylamino)-3-(2-nitrophenoxy)propan-2-ol;hydrochloride