Task: Answer the multiple choice question.
Query: Which compound exhibits a 18.914\% 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] CC(=O)c1c(C)[nH]c(C(=O)CSc2ncnc3sc(-c4ccccc4)cc23)c1C
[b] N#Cc1cc2c(nc1SCc1cccnc1)CCCC2
[c] COc1ccc2[nH]c(=O)c(CN(Cc3cccs3)Cc3nnnn3Cc3ccccc3)cc2c1
[d] CCN(CCNC(=O)C1CCN(S(=O)(=O)c2cccc3cccnc23)CC1)c1ccccc1
Answer: c. COc1ccc2[nH]c(=O)c(CN(Cc3cccs3)Cc3nnnn3Cc3ccccc3)cc2c1
{#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#}
COc1ccc2[nH]c(=O)c(CN(Cc3cccs3)Cc3nnnn3Cc3ccccc3)cc2c1
COc1ccc2[nH]c(=O)c(CN(Cc3cccs3)Cc3nnnn3Cc3ccccc3)cc2c1
3-[[(1-benzyltetrazol-5-yl)methyl-(thiophen-2-ylmethyl)amino]methyl]-6-methoxy-1H-quinolin-2-one