Task: Answer the MCQ question.
Query: Which compound exhibits a 3.259% hERG inhibition at a concentration of 10uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
[a] Cn1c(CNc2nc3ccccc3n2C)nc2ccccc21
[b] COc1ccccc1-c1nnc(SCC(=O)N2CCC(C)CC2)o1
[c] Cc1ccc2[nH]c(=O)c(CN(Cc3cccs3)Cc3nnnn3Cc3ccccc3)cc2c1
[d] O=C1Nc2ccccc2Nc2ncccc21
[e] CCCCN(C)C(=O)c1ccc2c(c1)N(CC)C(=O)c1ccccc1S2(=O)=O
Answer: d. O=C1Nc2ccccc2Nc2ncccc21
{#Task|Problem statement!}: Answer the {#multiple choice|multiple-choice|MCQ!} question.
{#Question|Query!}: Which {#compound|drug!} {#has|exhibits!} a {herg_central_at_10uM#}{herg_central_at_10uM__units} {herg_central_at_10uM__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_10uM%}
Answer: {%multiple_choice_result}. {SMILES#}
O=C1Nc2ccccc2Nc2ncccc21
O=C1Nc2ccccc2Nc2ncccc21
6,11-dihydropyrido[3,2-c][1,5]benzodiazepin-5-one