Problem statement: Answer the MCQ question.
Query: Which drug exhibits a 13.979\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a. O=C(O)C(O)Cc1c[nH]c2ccccc12
b. O=C(O)c1ccccc1N1C(=O)C2C3c4ccccc4C(Br)(c4ccccc43)C2C1=O
Answer: a. O=C(O)C(O)Cc1c[nH]c2ccccc12
{#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#}
O=C(O)C(O)Cc1c[nH]c2ccccc12
O=C(O)C(O)Cc1c[nH]c2ccccc12
2-hydroxy-3-(1H-indol-3-yl)propanoicacid