Task: Answer the MCQ question.
Question: Which compound exhibits a 16.178\% human ether-à-go-go related gene (hERG) inhibition at 1uM?
Constraint: You must select none, one or more options from a or b without using any additional words.
Options:
[a] COCCn1cnc2c(c1=O)c1nc3ccccc3nc1n2/N=C/c1ccco1
[b] Cc1ccc2cc(C)c3nnc(SCC(=O)Nc4nc5c(s4)CCCC5)n3c2c1C
Answer: a. COCCn1cnc2c(c1=O)c1nc3ccccc3nc1n2/N=C/c1ccco1
{#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#}
COCCn1cnc2c(c1=O)c1nc3ccccc3nc1n2/N=C/c1ccco1
COCCn1cnc2c(c1=O)c1nc3ccccc3nc1n2/N=C/c1ccco1
17-[(E)-furan-2-ylmethylideneamino]-13-(2-methoxyethyl)-2,9,13,15,17-pentazatetracyclo[8.7.0.03,8.011,16]heptadeca-1,3,5,7,9,11(16),14-heptaen-12-one