Task: Answer the multiple-choice question.
Question: Which compound has a -1.422\% human ether-à-go-go related gene (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) Cc1cc(NCc2ccco2)nc2cc(O)ccc12
b) O=C(CSc1n[nH]c(=O)[nH]c1=O)Nc1cccc(S(=O)(=O)N2CCOCC2)c1
Answer: a. Cc1cc(NCc2ccco2)nc2cc(O)ccc12
{#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#}
Cc1cc(NCc2ccco2)nc2cc(O)ccc12
Cc1cc(NCc2ccco2)nc2cc(O)ccc12
2-(furan-2-ylmethylamino)-4-methylquinolin-7-ol