Problem statement: Answer the multiple-choice question.
Question: Which drug has a 12.825\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a: C1=NCCc2c1[nH]c1ccccc21.[O-][Cl+3]([O-])([O-])O
b: O=C(NC1CCN(C(=O)Nc2ccc(F)cc2)CC1)c1cccc(F)c1
Answer: a. C1=NCCc2c1[nH]c1ccccc21.[O-][Cl+3]([O-])([O-])O
{#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#}
C1=NCCc2c1[nH]c1ccccc21.[O-][Cl+3]([O-])([O-])O
C1=NCCc2c1[nH]c1ccccc21.[O-][Cl+3]([O-])([O-])O
4,9-dihydro-3H-pyrido[3,4-b]indole;perchloric acid