Problem statement: Answer the MCQ question.
Query: Which compound exhibits a 2.843\% 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. O=C(CCN1CCN(Cc2ccccc2)CC1)NNC(=O)Nc1cccc(C(F)(F)F)c1
b. CCN1CCN(Cc2nc3cc(NC(=O)COc4ccc([N+](=O)[O-])cc4)ccc3n2C)CC1
Answer: a. O=C(CCN1CCN(Cc2ccccc2)CC1)NNC(=O)Nc1cccc(C(F)(F)F)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#}
O=C(CCN1CCN(Cc2ccccc2)CC1)NNC(=O)Nc1cccc(C(F)(F)F)c1
O=C(CCN1CCN(Cc2ccccc2)CC1)NNC(=O)Nc1cccc(C(F)(F)F)c1
1-[3-(4-benzylpiperazin-1-yl)propanoylamino]-3-[3-(trifluoromethyl)phenyl]urea