Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 4.293\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
(a) CCCNC(=O)C12CCC(C)(C(=O)C1Br)C2(C)C
(b) Cc1cccc(OCCSc2nc3c([nH]2)c(=N)ncn3Cc2ccccc2)c1
Answer: b. Cc1cccc(OCCSc2nc3c([nH]2)c(=N)ncn3Cc2ccccc2)c1
{#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#}
Cc1cccc(OCCSc2nc3c([nH]2)c(=N)ncn3Cc2ccccc2)c1
Cc1cccc(OCCSc2nc3c([nH]2)c(=N)ncn3Cc2ccccc2)c1
3-benzyl-8-[2-(3-methylphenoxy)ethylsulfanyl]-7H-purin-6-imine