Task: Answer the multiple-choice question.
Query: Which drug exhibits a 6.365\% 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 Cc1cc(C(=O)NCCCc2ccccc2)no1
b CCOC(=O)c1csc(NC(=O)c2ccc3c(c2)OCCO3)n1
c COc1cc(OC)c2c(OC)cccc2n1
Answer: c. COc1cc(OC)c2c(OC)cccc2n1
{#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#}
COc1cc(OC)c2c(OC)cccc2n1
COc1cc(OC)c2c(OC)cccc2n1
[C][O][C][=C][C][Branch1][Ring1][O][C][=C][C][Branch1][Ring1][O][C][=C][C][=C][C][Ring1][Branch2][=N][Ring1][=C]
2,4,5-trimethoxyquinoline