Task: Answer the multiple choice question.
Question: Which drug has a 15.497\% 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. CCNC(=O)CSc1nc2sccc2c(=O)n1-c1ccccc1
b. O=C(Nc1ccc2c(c1)OCCO2)c1ccc(Cl)c(S(=O)(=O)N2CCCCC2)c1
c. COc1ccc(NC(=S)N2CCC(c3nc4ccc(Cl)cc4[nH]3)CC2)c(OC)c1
Answer: a. CCNC(=O)CSc1nc2sccc2c(=O)n1-c1ccccc1
{#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#}
CCNC(=O)CSc1nc2sccc2c(=O)n1-c1ccccc1
CCNC(=O)CSc1nc2sccc2c(=O)n1-c1ccccc1
N-ethyl-2-(4-oxo-3-phenylthieno[2,3-d]pyrimidin-2-yl)sulfanylacetamide