Task: Answer the MCQ question.
Question: Which compound exhibits a 6.460\% 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) O=S(=O)(c1cccc(Br)c1)N1CCN(C(=S)NCC2CCCO2)CC1
b) CSc1nc2n(n1)C(c1ccccn1)C1=C(CC(C)(C)CC1=O)N2
Answer: b. CSc1nc2n(n1)C(c1ccccn1)C1=C(CC(C)(C)CC1=O)N2
{#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#}
CSc1nc2n(n1)C(c1ccccn1)C1=C(CC(C)(C)CC1=O)N2
CSc1nc2n(n1)C(c1ccccn1)C1=C(CC(C)(C)CC1=O)N2
6,6-dimethyl-2-methylsulfanyl-9-pyridin-2-yl-4,5,7,9-tetrahydro-[1,2,4]triazolo[5,1-b]quinazolin-8-one