Task: Answer the MCQ question.
Question: Which drug exhibits a 8.947\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a: O=C(/C=C/c1ccc([N+](=O)[O-])cc1)NCCN1C(=O)S/C(=C\c2ccc(F)cc2)C1=O
b: O=C(N/N=C/c1ccc(O)cc1O)NC12CC3CC(CC(C3)C1)C2
c: O=C(Nc1nc(-c2ccc(-c3ccccc3)cc2)cs1)c1cnccn1
d: CCOc1cc(CN2CCN(S(=O)(=O)Cc3ccccc3)CC2)ccc1OC.O=C(O)C(=O)O
Answer: b. O=C(N/N=C/c1ccc(O)cc1O)NC12CC3CC(CC(C3)C1)C2
{#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(N/N=C/c1ccc(O)cc1O)NC12CC3CC(CC(C3)C1)C2
O=C(N/N=C/c1ccc(O)cc1O)NC12CC3CC(CC(C3)C1)C2
1-(1-adamantyl)-3-[(E)-(2,4-dihydroxyphenyl)methylideneamino]urea