Problem statement: Answer the multiple choice question.
Query: Which compound has a 2.167\% 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, d, or e without using any additional words.
Options:
a) COc1ccc(CNC(=O)CCNC(=O)N2CCn3c2nc2ccccc23)cc1
b) CCN1C(=O)CC(C(=O)NCCc2ccc(S(N)(=O)=O)cc2)SC1=Nc1ccc(OC)cc1
c) Cc1cc(NC(=O)c2ccccc2)sc1C
d) COc1ccc(CNc2nc(C)c([N+](=O)[O-])c(C)c2C#N)cc1
e) Cc1ccc(-c2noc(CNC(=O)COc3ccccc3C)n2)cc1
Answer: a. COc1ccc(CNC(=O)CCNC(=O)N2CCn3c2nc2ccccc23)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#}
COc1ccc(CNC(=O)CCNC(=O)N2CCn3c2nc2ccccc23)cc1
COc1ccc(CNC(=O)CCNC(=O)N2CCn3c2nc2ccccc23)cc1
N-[3-[(4-methoxyphenyl)methylamino]-3-oxopropyl]-1,2-dihydroimidazo[1,2-a]benzimidazole-3-carboxamide