Problem statement: Answer the multiple choice question.
Query: Which compound exhibits a -2.322\% 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.) CCCC(=O)Nc1cc(C(=O)O)ccc1S(=O)(=O)c1ccc(Cl)cc1
b.) O=C(CCN1CCN(c2ccccc2)CC1)N/N=C/c1ccccc1OC(F)F
Answer: b. O=C(CCN1CCN(c2ccccc2)CC1)N/N=C/c1ccccc1OC(F)F
{#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(c2ccccc2)CC1)N/N=C/c1ccccc1OC(F)F
O=C(CCN1CCN(c2ccccc2)CC1)N/N=C/c1ccccc1OC(F)F
N-[(E)-[2-(difluoromethoxy)phenyl]methylideneamino]-3-(4-phenylpiperazin-1-yl)propanamide