Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a 8.387\% 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, b, c, or d without using any additional words.
Options:
(a) COc1ccc(/C=C/C(=O)Nc2cc(F)ccc2C)cc1S(=O)(=O)N1CCOCC1
(b) COc1ccccc1N1CCN(C(=O)CCNS(=O)(=O)c2cc(Br)cnc2N)CC1
(c) CCOC(=O)c1ccc(NNC(C)=O)c([N+](=O)[O-])c1
(d) COc1cccc(N2CCN(C(=S)Nc3ccccc3OC)CC2)c1
Answer: b. COc1ccccc1N1CCN(C(=O)CCNS(=O)(=O)c2cc(Br)cnc2N)CC1
{#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#}
COc1ccccc1N1CCN(C(=O)CCNS(=O)(=O)c2cc(Br)cnc2N)CC1
COc1ccccc1N1CCN(C(=O)CCNS(=O)(=O)c2cc(Br)cnc2N)CC1
2-amino-5-bromo-N-[3-[4-(2-methoxyphenyl)piperazin-1-yl]-3-oxopropyl]pyridine-3-sulfonamide