Problem statement: Answer the multiple choice question.
Question: Which compound exhibits a 4.311\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
a: O=S(=O)(c1ccc(F)cc1)c1nc(-c2ccco2)oc1Nc1ccccc1
b: COc1cc2nc(Nc3ccc(C)c(C)c3)nc(N)c2cc1OC
Answer: b. COc1cc2nc(Nc3ccc(C)c(C)c3)nc(N)c2cc1OC
{#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#}
COc1cc2nc(Nc3ccc(C)c(C)c3)nc(N)c2cc1OC
COc1cc2nc(Nc3ccc(C)c(C)c3)nc(N)c2cc1OC
2-N-(3,4-dimethylphenyl)-6,7-dimethoxyquinazoline-2,4-diamine