Task: Answer the multiple-choice question.
Question: Which compound has a 12.828\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
(a) COc1cccc(N2CCN(C(=O)CNC(=O)c3sc4ccccc4c3Cl)CC2)c1
(b) O=C(CN1CC[n+]2c(-c3cccs3)csc21)c1ccc(Br)cc1.[Br-]
(c) Cc1ccc(C2=NS(=O)(=O)N(C)C(C(=O)NC3CCCC3)=C2)cc1
(d) CCCCCC(=O)NCc1c(C(F)(F)F)nn(C)c1N1CCOCC1
(e) CC(OC(=O)c1ccc([N+](=O)[O-])s1)C(=O)NC1CCCCC1C
Answer: b. O=C(CN1CC[n+]2c(-c3cccs3)csc21)c1ccc(Br)cc1.[Br-]
{#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(CN1CC[n+]2c(-c3cccs3)csc21)c1ccc(Br)cc1.[Br-]
O=C(CN1CC[n+]2c(-c3cccs3)csc21)c1ccc(Br)cc1.[Br-]
1-(4-bromophenyl)-2-(3-thiophen-2-yl-5,6-dihydroimidazo[2,1-b][1,3]thiazol-4-ium-7-yl)ethanone;bromide