Task: Answer the multiple choice question.
Query: Which drug exhibits a 5.272\% 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, b, or c without using any additional words.
Options:
a CCN1CCN(C(=S)Nc2ccsc2C(=O)OC)CC1
b CCOc1cccc(SCc2noc(C(=O)NC(C)C)c2C(=O)O)c1
c Cn1ccnc1C1CCCCN1Cc1nc(-c2ccc3c(c2)OCO3)no1
Answer: a. CCN1CCN(C(=S)Nc2ccsc2C(=O)OC)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#}
CCN1CCN(C(=S)Nc2ccsc2C(=O)OC)CC1
CCN1CCN(C(=S)Nc2ccsc2C(=O)OC)CC1
methyl 3-[(4-ethylpiperazine-1-carbothioyl)amino]thiophene-2-carboxylate