Task: Answer the MCQ question.
Question: Which compound exhibits a 1.696\% 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 or b without using any additional words.
Options:
[a] Cl.c1ccc(CN2CCC3(CCCc4ccccc43)CC2)cc1
[b] CCNC(=S)N(Cc1c(C)noc1C)c1ccccc1
Answer: b. CCNC(=S)N(Cc1c(C)noc1C)c1ccccc1
{#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#}
CCNC(=S)N(Cc1c(C)noc1C)c1ccccc1
CCNC(=S)N(Cc1c(C)noc1C)c1ccccc1
1-[(3,5-dimethyl-1,2-oxazol-4-yl)methyl]-3-ethyl-1-phenylthiourea