Problem statement: Answer the MCQ question.
Question: Which compound exhibits a 4.369\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a CCOC(=O)c1ccccc1NC(=O)Cc1sc(-c2cccnc2)nc1-c1ccc(C)cc1
b O=C(c1cccs1)N1CCN(Cc2ccccc2[N+](=O)[O-])CC1
c CCN1C(N(C)CCc2cccs2)=N[C@@H](c2ccccc2)C(C(=O)OC)=C1C
d O=C(NC1CCCCCC1)c1cccs1
e CCOc1ccc(N2C(=O)CC(Sc3nc(O)c(CC)c(=O)[nH]3)C2=O)cc1
Answer: b. O=C(c1cccs1)N1CCN(Cc2ccccc2[N+](=O)[O-])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(c1cccs1)N1CCN(Cc2ccccc2[N+](=O)[O-])CC1
O=C(c1cccs1)N1CCN(Cc2ccccc2[N+](=O)[O-])CC1
[4-[(2-nitrophenyl)methyl]piperazin-1-yl]-thiophen-2-ylmethanone