Problem statement: Answer the multiple-choice question.
Query: Which drug exhibits a -0.998\% 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, d, or e without using any additional words.
Options:
(a) Br.COc1ccc(C2=CSC3=NCCN23)cc1
(b) Nc1c(Cl)cc(-c2[nH]c3cc(C(=O)NCCO)ccc3c(=O)c2O)cc1Cl
(c) O=C1CC(c2ccc(S(=O)(=O)NCc3ccncc3)cc2)CN1
(d) Clc1ccccc1-c1nnc2sc(-c3cccs3)nn12
(e) CCN1CCN(C(CNS(=O)(=O)c2cccs2)c2cccnc2)CC1
Answer: a. Br.COc1ccc(C2=CSC3=NCCN23)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#}
Br.COc1ccc(C2=CSC3=NCCN23)cc1
Br.COc1ccc(C2=CSC3=NCCN23)cc1
3-(4-methoxyphenyl)-5,6-dihydroimidazo[2,1-b][1,3]thiazole;hydrobromide