Task: Answer the MCQ question.
Question: Which compound exhibits a 4.253\% 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) CCC(=O)Nc1ccc2nc(C)n(Cc3ccccc3Cl)c(=O)c2c1
b) CCOc1cccc2cc(C(=O)N3CCc4ccccc43)c(=O)oc12
c) Cc1c(NC(=O)CSc2ccc3c(c2)OCCO3)c(=O)n(-c2ccccc2)n1C
Answer: b. CCOc1cccc2cc(C(=O)N3CCc4ccccc43)c(=O)oc12
{#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#}
CCOc1cccc2cc(C(=O)N3CCc4ccccc43)c(=O)oc12
CCOc1cccc2cc(C(=O)N3CCc4ccccc43)c(=O)oc12
3-(2,3-dihydroindole-1-carbonyl)-8-ethoxychromen-2-one