Problem statement: Answer the multiple-choice question.
Query: Which compound has a 10.229\% 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, c, or d without using any other words.
Options:
a: COc1ccc(CCN)cc1OC
b: O=C(NCCCN1CCN(Cc2ccccc2)CC1)C1CCN(c2nnc(-n3cccc3)s2)CC1
c: C[C@]12CC[C@@H]3c4cc(O)c(O)cc4CC[C@H]3[C@@H]1CC[C@@H]2O
d: N#CCSCC(=O)Nc1ccc(F)cc1
Answer: a. COc1ccc(CCN)cc1OC
{#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#}
COc1ccc(CCN)cc1OC
COc1ccc(CCN)cc1OC
2-(3,4-dimethoxyphenyl)ethanamine