Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -3.373\% 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 additional words.
Options:
a CC(C)c1[nH]nc2c1C(c1cccc(OC(=O)N3CCOCC3)c1)C(C#N)=C(N)O2
b COc1ccc(NC(=O)N2CCCC2)cc1OC
c CCCCn1c(N)c(C(=O)NCc2cccs2)c2nc3ccccc3nc21
d Cc1ccccc1Oc1cc(NC(=O)CCCn2nc(C)c([N+](=O)[O-])c2C)cc([N+](=O)[O-])c1
Answer: b. COc1ccc(NC(=O)N2CCCC2)cc1OC
{#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(NC(=O)N2CCCC2)cc1OC
COc1ccc(NC(=O)N2CCCC2)cc1OC
N-(3,4-dimethoxyphenyl)pyrrolidine-1-carboxamide