Problem statement: Answer the multiple-choice question.
Question: Which drug exhibits a 15.574\% hERG inhibition at 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any additional words.
Options:
a O=C(NNC(=S)NC(=O)c1ccc(Br)cc1)c1ccc([N+](=O)[O-])cc1
b C#CCOCCOCCOCCNc1nc(N2CCN(C(=O)[C@H](CCCCN)n3cc([C@@H](N)C(C)CC)nn3)CC2)nc(N2CCN(C(=O)[C@H](Cc3ccc(O)cc3)n3cc([C@@H](N)C(C)CC)nn3)CC2)n1.Cl
c O=[N+]([O-])c1nn(-c2ccc3c(c2)OCCO3)n(O)c1=NCc1ccc(F)cc1
d Cc1ccsc1CCNC(=O)C1CCC(=O)N(CCc2cccc(F)c2)C1
Answer: a. O=C(NNC(=S)NC(=O)c1ccc(Br)cc1)c1ccc([N+](=O)[O-])cc1
{#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(NNC(=S)NC(=O)c1ccc(Br)cc1)c1ccc([N+](=O)[O-])cc1
O=C(NNC(=S)NC(=O)c1ccc(Br)cc1)c1ccc([N+](=O)[O-])cc1
4-bromo-N-[[(4-nitrobenzoyl)amino]carbamothioyl]benzamide