Task: Answer the MCQ question.
Question: Which drug exhibits a 3.272\% human ether-à-go-go related gene (hERG) inhibition at a concentration of 1uM?
Constraint: You must select none, one or more options from a, b, c, or d without using any other words.
Options:
a Cc1cc2oc(=O)cc(CN3CCN(C/C=C/c4ccccc4)CC3)c2cc1O
b O=C(C[n+]1ccccc1)N/N=C/c1ccc(Cl)cc1.[Cl-]
c O=C(NC1CCCC1)C(c1ccc(F)cc1)N(Cc1ccc(F)cc1)C(=O)c1ccn[nH]1
d CCS(=O)(=O)Nc1cccc(C2=NN(S(=O)(=O)c3ccccc3)C(c3ccco3)C2)c1
Answer: b. O=C(C[n+]1ccccc1)N/N=C/c1ccc(Cl)cc1.[Cl-]
{#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(C[n+]1ccccc1)N/N=C/c1ccc(Cl)cc1.[Cl-]
O=C(C[n+]1ccccc1)N/N=C/c1ccc(Cl)cc1.[Cl-]
N-[(E)-(4-chlorophenyl)methylideneamino]-2-pyridin-1-ium-1-ylacetamide;chloride