Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 20.515\% 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, or d without using any additional words.
Options:
a) CN(C)c1c([N+](=O)[O-])ncn1C
b) CNC(=S)Nc1cc2oc3ccccc3c2cc1OC
c) C/C(=N/Nc1ccccc1[N+](=O)[O-])c1ccc([N+](=O)[O-])cc1
d) CC(OC(=O)COc1ccccc1Cc1ccccc1)C(=O)N(C)c1ccccc1
Answer: b. CNC(=S)Nc1cc2oc3ccccc3c2cc1OC
{#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#}
CNC(=S)Nc1cc2oc3ccccc3c2cc1OC
CNC(=S)Nc1cc2oc3ccccc3c2cc1OC
1-(2-methoxydibenzofuran-3-yl)-3-methylthiourea