Task: Answer the multiple-choice question.
Question: Which compound exhibits a 18.404% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a or b without using any other words.
Options:
a) CC(=O)N1[C@H](C)C=C[C@]1(Cc1ccccc1)C(=O)NCCc1c[nH]c2ccccc12
b) S=c1[nH]nc2c3c4c(sc3ncn12)CCCC4
Answer: b. S=c1[nH]nc2c3c4c(sc3ncn12)CCCC4
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
S=c1[nH]nc2c3c4c(sc3ncn12)CCCC4
S=c1[nH]nc2c3c4c(sc3ncn12)CCCC4
10-thia-3,4,6,8-tetrazatetracyclo[7.7.0.02,6.011,16]hexadeca-1(9),2,7,11(16)-tetraene-5-thione