Problem statement: Answer the multiple choice question.
Question: Which drug exhibits a 2.833\% 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 other words.
Options:
a. Br.c1ccc2c(CCNCc3ccc4c(c3)OCO4)c[nH]c2c1
b. O=C(Cc1ccccc1)NCCS(=O)c1ccc(Cl)cc1
c. COc1ccc(C)cc1S(=O)(=O)N(CC(=O)Nc1cccc([N+](=O)[O-])c1)c1ccc(C)c(C)c1
d. CCN(CC)C(=O)Cn1cc(S(=O)(=O)CC(=O)Nc2ccc3c(c2)OCCO3)c2ccccc21
Answer: a. Br.c1ccc2c(CCNCc3ccc4c(c3)OCO4)c[nH]c2c1
{#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.c1ccc2c(CCNCc3ccc4c(c3)OCO4)c[nH]c2c1
Br.c1ccc2c(CCNCc3ccc4c(c3)OCO4)c[nH]c2c1
N-(1,3-benzodioxol-5-ylmethyl)-2-(1H-indol-3-yl)ethanamine;hydrobromide