Problem statement: Answer the MCQ question.
Query: Which compound exhibits a -3.785\% 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. O=C(c1cccc(Br)c1)N1CCN(C(=O)c2cccc(Br)c2)CC1
b. Cn1c(SCC(=O)N/N=C/c2ccc([N+](=O)[O-])s2)nnc1-c1ccccc1
c. CC(C)CCn1c(COc2ccccc2)nn(CCC#N)c1=S
Answer: a. O=C(c1cccc(Br)c1)N1CCN(C(=O)c2cccc(Br)c2)CC1
{#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#}
O=C(c1cccc(Br)c1)N1CCN(C(=O)c2cccc(Br)c2)CC1
O=C(c1cccc(Br)c1)N1CCN(C(=O)c2cccc(Br)c2)CC1
[4-(3-bromobenzoyl)piperazin-1-yl]-(3-bromophenyl)methanone