Task: Answer the multiple-choice question.
Question: Which drug has a -17.918% human ether-à-go-go related gene (hERG) inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a) COc1ccc(C(=O)NC2CCCc3c2cnn3-c2cccc(C)c2C)c(OC)n1
b) CCc1sc(C(=O)Nc2ccccc2N2CCOCC2)cc1C
c) Cc1ccc(-n2nc(N)c3c(=O)oc(N(C)C)nc32)cc1
d) O=C(Nc1ccc(Br)cc1F)c1ccncc1
Answer: b. CCc1sc(C(=O)Nc2ccccc2N2CCOCC2)cc1C
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
CCc1sc(C(=O)Nc2ccccc2N2CCOCC2)cc1C
CCc1sc(C(=O)Nc2ccccc2N2CCOCC2)cc1C
5-ethyl-4-methyl-N-(2-morpholin-4-ylphenyl)thiophene-2-carboxamide