Problem statement: Answer the MCQ question.
Query: Which compound has a -0.397\% 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.) O=C(c1ccc2c(c1)OCCO2)N1CCN(c2ccc([N+](=O)[O-])cc2)CC1
b.) COCCn1c(-c2ccc(OC)cc2)cnc1N
c.) COc1ccc(C(=O)c2ccc(N3CCN(C(=O)c4ccc(F)cc4)CC3)c(F)c2)cc1Br
Answer: b. COCCn1c(-c2ccc(OC)cc2)cnc1N
{#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#}
COCCn1c(-c2ccc(OC)cc2)cnc1N
COCCn1c(-c2ccc(OC)cc2)cnc1N
1-(2-methoxyethyl)-5-(4-methoxyphenyl)imidazol-2-amine