Task: Answer the multiple-choice question.
Question: Which compound exhibits a -1.981\% 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 other words.
Options:
a. CCN(CC)C(=S)SCC(=O)Nc1ncc2c(n1)CCCC2=O
b. Cc1cc(OC(C)C(=O)NCc2cccnc2)c2c(C)cc(=O)oc2c1
Answer: a. CCN(CC)C(=S)SCC(=O)Nc1ncc2c(n1)CCCC2=O
{#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#}
CCN(CC)C(=S)SCC(=O)Nc1ncc2c(n1)CCCC2=O
CCN(CC)C(=S)SCC(=O)Nc1ncc2c(n1)CCCC2=O
2-(diethylcarbamothioylsulfanyl)-N-(5-oxo-7,8-dihydro-6H-quinazolin-2-yl)acetamide