Task: Answer the MCQ question.
Question: Which compound has a 24.997\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any additional words.
Options:
(a) CCCNC(=O)NC(=O)CSc1nncs1
(b) C=CCNC(=O)c1c2c(nc3ccccc13)-c1ccccc1CC2
(c) O=C(Cc1ccccc1)N/N=C/c1cc(Br)cc(Cl)c1O
Answer: a. CCCNC(=O)NC(=O)CSc1nncs1
{#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#}
N-(propylcarbamoyl)-2-(1,3,4-thiadiazol-2-ylsulfanyl)acetamide