Problem statement: Answer the multiple choice question.
Query: Which drug exhibits a 8.378\% 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. Cc1cnc([N+](=O)[O-])n1CCOC(=O)NC(=O)c1ccccc1Cl
b. CC1CCCN(C(=O)C2CCN(c3nc(-c4ccccc4)nc4c3CCC4)CC2)C1
c. Cc1nn(C)c(NC(=O)c2ccc([N+](=O)[O-])cc2)c1Cl
d. COC(=O)c1cc(Br)cn1S(=O)(=O)c1ccccc1
Answer: d. COC(=O)c1cc(Br)cn1S(=O)(=O)c1ccccc1
{#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#}
COC(=O)c1cc(Br)cn1S(=O)(=O)c1ccccc1
COC(=O)c1cc(Br)cn1S(=O)(=O)c1ccccc1
methyl1-(benzenesulfonyl)-3-bromopyrrole-5-carboxylate