Task: Answer the MCQ question.
Question: Which drug exhibits a -15.778\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
[a] COc1cc(/C=C2\C(=N)N3N=C(S(C)(=O)=O)SC3=NC2=O)ccc1OC(=O)c1cccs1
[b] Cc1ccc(-c2[nH]ncc2CNCCCOc2cccnc2)cc1C
[c] O=C(CSc1nncn1-c1ccccc1)Nc1ccc(N2CCOCC2)cc1
[d] Brc1ccc2ncnc(Nc3ccc(N4CCOCC4)cc3)c2c1
Answer: d. Brc1ccc2ncnc(Nc3ccc(N4CCOCC4)cc3)c2c1
{#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#}
Brc1ccc2ncnc(Nc3ccc(N4CCOCC4)cc3)c2c1
Brc1ccc2ncnc(Nc3ccc(N4CCOCC4)cc3)c2c1
6-bromo-N-(4-morpholin-4-ylphenyl)quinazolin-4-amine