Task: Answer the multiple choice question.
Query: Which compound has a 2.844\% 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 CCN(Cc1ccncc1)C(=O)c1cc(COc2c(F)cccc2F)on1
b COc1ccc(CCNC(=O)c2ccn[nH]2)cc1OC
c COc1ccc(C(=O)N2CCN(CCc3ccccc3)CC2)cc1[N+](=O)[O-]
d Cc1ccc(C(=O)N2CCC(C(=O)c3c(C)cc(C)cc3C)CC2)cc1
Answer: b. COc1ccc(CCNC(=O)c2ccn[nH]2)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(CCNC(=O)c2ccn[nH]2)cc1OC
COc1ccc(CCNC(=O)c2ccn[nH]2)cc1OC
N-[2-(3,4-dimethoxyphenyl)ethyl]-1H-pyrazole-5-carboxamide