Task: Answer the multiple-choice question.
Query: Which compound has a 13.811\% human ether-à-go-go related gene (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: CC1CC(C)(C)NC(=S)N1CCC(=O)NCCc1ccc(Cl)cc1
b: C=CCNC(=S)NNC(=O)c1ccc([N+](=O)[O-])cc1
Answer: b. C=CCNC(=S)NNC(=O)c1ccc([N+](=O)[O-])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#}
C=CCNC(=S)NNC(=O)c1ccc([N+](=O)[O-])cc1
C=CCNC(=S)NNC(=O)c1ccc([N+](=O)[O-])cc1
1-[(4-nitrobenzoyl)amino]-3-prop-2-enylthiourea