Task: Answer the multiple-choice question.
Query: Which compound exhibits a 3.680\% 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. Cn1c(-c2c(N)n(CCc3ccccc3)c3nc4ccccc4nc23)nc2ccccc21
b. CC(CCN1CCN=C1Nc1ccccc1)c1ccccc1
c. N#CCCN(C(=O)COC(=O)CCc1c[nH]c2ccccc12)c1ccc(F)cc1
d. CN(C)S(=O)(=O)c1ccc(C(=O)NCc2ccccn2)cc1
Answer: a. Cn1c(-c2c(N)n(CCc3ccccc3)c3nc4ccccc4nc23)nc2ccccc21
{#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#}
Cn1c(-c2c(N)n(CCc3ccccc3)c3nc4ccccc4nc23)nc2ccccc21
Cn1c(-c2c(N)n(CCc3ccccc3)c3nc4ccccc4nc23)nc2ccccc21
3-(1-methylbenzimidazol-2-yl)-1-(2-phenylethyl)pyrrolo[3,2-b]quinoxalin-2-amine