Problem statement: Answer the MCQ question.
Query: Which drug has a 15.994\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, d, or e without using any other words.
Options:
a.) COc1ccc(NC(=O)Nc2ccc(OC)c(OC)c2)c([N+](=O)[O-])c1
b.) COc1ccc(-n2c(=S)[nH]c3c(oc4ccccc43)c2=O)cc1
c.) COc1ccc(C(=O)NNC(=O)CNC(=O)C2CCCCC2)cc1
d.) CCOc1ccc(C(=O)CCc2nc3ccccc3s2)cc1
e.) Cc1nc2ccc(NC(=O)N3CCOCC3)cc2nc1C
Answer: a. COc1ccc(NC(=O)Nc2ccc(OC)c(OC)c2)c([N+](=O)[O-])c1
{#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#}
1-(3,4-dimethoxyphenyl)-3-(4-methoxy-2-nitrophenyl)urea