Task: Answer the MCQ question.
Query: Which drug has a 22.157\% 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 additional words.
Options:
a O=c1c2cc(Br)ccc2nc(SCC2CCCO2)n1Cc1ccco1
b COc1ccc(C(=O)Nc2cc3c(cc2N2CCCCC2)n(C)c(=O)n3C)cc1OC
c Cc1ccc(C(=O)NC2CCSC2=O)cc1
d Cc1nccn1Cc1cccc2ccccc12
Answer: a. O=c1c2cc(Br)ccc2nc(SCC2CCCO2)n1Cc1ccco1
{#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=c1c2cc(Br)ccc2nc(SCC2CCCO2)n1Cc1ccco1
O=c1c2cc(Br)ccc2nc(SCC2CCCO2)n1Cc1ccco1
6-bromo-3-(furan-2-ylmethyl)-2-(oxolan-2-ylmethylsulfanyl)quinazolin-4-one