Task: Answer the multiple-choice question.
Query: Which drug has a 6.437\% 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 Cc1ccn2c(=O)c(NC(=O)c3cccc4ccccc34)c(C)nc2c1
b CC1CCC(NC(=O)CC2Oc3ccccc3NC2=O)CC1
c Cc1nnn(C23CC4CC(CC(CC(=O)Nc5ccc(C)c(Cl)c5)(C4)C2)C3)n1
d CCN(CC)c1nc2ccccc2[nH]1.Cl
Answer: d. CCN(CC)c1nc2ccccc2[nH]1.Cl
{#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#}
CCN(CC)c1nc2ccccc2[nH]1.Cl
CCN(CC)c1nc2ccccc2[nH]1.Cl
N,N-diethyl-1H-benzimidazol-2-amine;hydrochloride