Problem statement: Answer the MCQ question.
Question: Which drug exhibits a 0.818\% 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. NC(=O)c1ccc[n+](CC(=O)OCCC23CC4CC(CC(C4)C2)C3)c1.[Cl-]
b. COc1ccccc1CC(=O)N1CCN(CCc2ccccc2)CC1
c. COc1ccc(C(=O)N2CCC(C(=O)Nc3ccccc3C)CC2)cc1OC
d. CCOc1ccc2nc(NC(=O)C3(C)CC3(Br)Br)sc2c1
e. CCC(=O)N=c1sc2cc([N+](=O)[O-])ccc2n1CCOC
Answer: b. COc1ccccc1CC(=O)N1CCN(CCc2ccccc2)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#}
COc1ccccc1CC(=O)N1CCN(CCc2ccccc2)CC1
COc1ccccc1CC(=O)N1CCN(CCc2ccccc2)CC1
2-(2-methoxyphenyl)-1-[4-(2-phenylethyl)piperazin-1-yl]ethanone