Task: Answer the multiple choice question.
Question: Which drug exhibits a 13.648\% 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, c, or d without using any other words.
Options:
a: CN(Cc1cn(C)nc1-c1cccc(Cl)c1)Cc1nccn1C
b: Cc1cc(OCC(=O)N2CCCN(C)CC2)ccc1Cl
c: COc1ccc(NC(=O)Cn2c(=O)cnc3ccccc32)cc1S(=O)(=O)N1CCCCC1
d: CCn1ccnc1CNC(=O)CC1C(=O)NCCN1CC(c1ccccc1)c1ccccc1
Answer: b. Cc1cc(OCC(=O)N2CCCN(C)CC2)ccc1Cl
{#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#}
Cc1cc(OCC(=O)N2CCCN(C)CC2)ccc1Cl
Cc1cc(OCC(=O)N2CCCN(C)CC2)ccc1Cl
2-(4-chloro-3-methylphenoxy)-1-(4-methyl-1,4-diazepan-1-yl)ethanone