Task: Answer the MCQ question.
Query: Which drug has a 4.449\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
(a) Cc1ccccc1OCc1nc(-c2ccc(NC(=O)c3cccs3)cc2)no1
(b) COc1ccc(-c2nsc3c(SCc4ccccc4)ncnc23)cc1
Answer: b. COc1ccc(-c2nsc3c(SCc4ccccc4)ncnc23)cc1
{#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(-c2nsc3c(SCc4ccccc4)ncnc23)cc1
COc1ccc(-c2nsc3c(SCc4ccccc4)ncnc23)cc1
7-benzylsulfanyl-3-(4-methoxyphenyl)-[1,2]thiazolo[4,5-d]pyrimidine