Problem statement: Answer the MCQ question.
Question: Which drug has a 20.981\% 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 other words.
Options:
(a) CCOC(=O)N/N=C/c1cc(OC)c(O)c(OC)c1
(b) CCC1(C)Cc2ccccc2-c2[nH]c(=S)[nH]c(=O)c21
(c) O=C(CSc1nccn1Cc1ccco1)Nc1ccc(F)cc1
Answer: a. CCOC(=O)N/N=C/c1cc(OC)c(O)c(OC)c1
{#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#}
CCOC(=O)N/N=C/c1cc(OC)c(O)c(OC)c1
CCOC(=O)N/N=C/c1cc(OC)c(O)c(OC)c1
ethyl N-[(E)-(4-hydroxy-3,5-dimethoxyphenyl)methylideneamino]carbamate