Task: Answer the MCQ question.
Query: Which compound has a 7.722\% 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 other words.
Options:
a: COc1ccccc1NC(=O)CCn1c(=S)oc2ccccc21
b: O=C(C1=C(O)C(=O)N(CCN2CCOCC2)C1c1cccc(Br)c1)c1cc2ccccc2o1
c: Cc1ccc(CN(Cc2cccnc2)C(=S)Nc2cc(Cl)ccc2C)cc1
Answer: a. COc1ccccc1NC(=O)CCn1c(=S)oc2ccccc21
{#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#}
COc1ccccc1NC(=O)CCn1c(=S)oc2ccccc21
COc1ccccc1NC(=O)CCn1c(=S)oc2ccccc21
N-(2-methoxyphenyl)-3-(2-sulfanylidene-1,3-benzoxazol-3-yl)propanamide