Task: Answer the multiple-choice question.
Question: Which drug exhibits a 6.519\% 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 additional words.
Options:
a.) CC(C)(C)c1nnc(N/N=C/c2cc(Br)ccc2O)n(N)c1=O
b.) Cc1ccc2nc(-c3ccncc3)cc(C(=O)Nc3ccc(OC(F)F)cc3)c2c1
c.) O=C(NNC(=O)c1cc([N+](=O)[O-])ccc1Cl)c1cccs1
d.) COC(=O)C1=C(C(=O)OC)[C@@H]2Nc3ccccc3[C@@]23C[C@@H](C(=O)OC)N(C(C)=O)C3=N1
e.) CC(C)c1ccc(S(=O)(=O)NC2CCCC2)cc1
Answer: b. Cc1ccc2nc(-c3ccncc3)cc(C(=O)Nc3ccc(OC(F)F)cc3)c2c1
{#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#}
Cc1ccc2nc(-c3ccncc3)cc(C(=O)Nc3ccc(OC(F)F)cc3)c2c1
Cc1ccc2nc(-c3ccncc3)cc(C(=O)Nc3ccc(OC(F)F)cc3)c2c1
N-[4-(difluoromethoxy)phenyl]-6-methyl-2-pyridin-4-ylquinoline-4-carboxamide