Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 5.016\% 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 COc1ccc(S(=O)(=O)N2CCN(c3ccc4nnc(-c5ccccc5)n4n3)CC2)cc1
b COc1ccc(Br)cc1-c1nc2c(c(=O)[nH]c(=O)n2Cc2ccccc2)n1C
c O=C(Nc1c(-c2ccc(F)cc2)nc2ccccn12)c1ccc(F)cc1
d CCOc1ccccc1CN(CCc1ccc2c(c1)OCO2)Cc1ccccn1
Answer: b. COc1ccc(Br)cc1-c1nc2c(c(=O)[nH]c(=O)n2Cc2ccccc2)n1C
{#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#}
COc1ccc(Br)cc1-c1nc2c(c(=O)[nH]c(=O)n2Cc2ccccc2)n1C
COc1ccc(Br)cc1-c1nc2c(c(=O)[nH]c(=O)n2Cc2ccccc2)n1C
3-benzyl-8-(5-bromo-2-methoxyphenyl)-7-methylpurine-2,6-dione