Problem statement: Answer the MCQ question.
Question: Which drug has a 6.645\% hERG inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, or c without using any other words.
Options:
a.) O=C1OC(/C(=C\NCc2ccccc2)[N+](=O)[O-])c2ccccc21
b.) Cc1cnc(NC(=O)CN2C(=O)C3CC=CCC3C2=O)s1
c.) CC(OC(=O)C1CCN(S(=O)(=O)c2ccc(Cl)cc2)CC1)C(=O)NC1CCCCC1C
Answer: a. O=C1OC(/C(=C\NCc2ccccc2)[N+](=O)[O-])c2ccccc21
{#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#}
O=C1OC(/C(=C\NCc2ccccc2)[N+](=O)[O-])c2ccccc21
O=C1OC(/C(=C\NCc2ccccc2)[N+](=O)[O-])c2ccccc21
3-[(E)-2-(benzylamino)-1-nitroethenyl]-3H-2-benzofuran-1-one