Task: Answer the MCQ question.
Query: Which drug exhibits a 4.267\% 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 or b without using any additional words.
Options:
(a) Cc1ccc2[nH]c3c(c2c1)CCc1cn[nH]c1-3
(b) Cc1cc(C)nc(SCCn2c(N(C)Cc3ccccc3)nc3c2c(=O)n(C)c(=O)n3C)n1
Answer: b. Cc1cc(C)nc(SCCn2c(N(C)Cc3ccccc3)nc3c2c(=O)n(C)c(=O)n3C)n1
{#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#}
Cc1cc(C)nc(SCCn2c(N(C)Cc3ccccc3)nc3c2c(=O)n(C)c(=O)n3C)n1
Cc1cc(C)nc(SCCn2c(N(C)Cc3ccccc3)nc3c2c(=O)n(C)c(=O)n3C)n1
8-[benzyl(methyl)amino]-7-[2-(4,6-dimethylpyrimidin-2-yl)sulfanylethyl]-1,3-dimethylpurine-2,6-dione