Task: Answer the multiple-choice question.
Query: Which compound exhibits a 13.034\% 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 CCOc1ccccc1CN1CCCC(C(=O)Nc2cccc(-n3cccn3)c2)C1
b Cc1ccccc1OCCn1cnc2c(N)ncnc21
c Cc1cc(/C=N/Nc2nc(N3CCOCC3)nc(N3CCOCC3)n2)c(C)n1-c1ccccc1
d COc1ccc(N(CC(=O)NCc2ccccc2)C(=O)CCC(=O)Nc2cc(C)ccn2)c(OC)c1
Answer: b. Cc1ccccc1OCCn1cnc2c(N)ncnc21
{#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#}
Cc1ccccc1OCCn1cnc2c(N)ncnc21
Cc1ccccc1OCCn1cnc2c(N)ncnc21
9-[2-(2-methylphenoxy)ethyl]purin-6-amine